diff --git a/Cargo.lock b/Cargo.lock
index 0a807f9..68cba59 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -25,7 +25,7 @@ checksum = "080e9890a082662b09c1ad45f567faeeb47f22b5fb23895fbe1e651e718e25ca"
 
 [[package]]
 name = "argus-cli"
-version = "0.1.10"
+version = "0.1.11"
 dependencies = [
  "anyhow",
  "argus-ext",
@@ -42,7 +42,7 @@ dependencies = [
 
 [[package]]
 name = "argus-ext"
-version = "0.1.10"
+version = "0.1.11"
 dependencies = [
  "anyhow",
  "fluid-let",
@@ -55,7 +55,7 @@ dependencies = [
 
 [[package]]
 name = "argus-lib"
-version = "0.1.10"
+version = "0.1.11"
 dependencies = [
  "anyhow",
  "argus-ext",
@@ -80,7 +80,7 @@ dependencies = [
 
 [[package]]
 name = "argus-ser"
-version = "0.1.10"
+version = "0.1.11"
 dependencies = [
  "anyhow",
  "argus-ext",
diff --git a/crates/argus/src/analysis/entry.rs b/crates/argus/src/analysis/entry.rs
index 61f8d6d..578d362 100644
--- a/crates/argus/src/analysis/entry.rs
+++ b/crates/argus/src/analysis/entry.rs
@@ -209,24 +209,8 @@ pub(in crate::analysis) fn build_obligations_in_body<'tcx>(
   body_id: BodyId,
   typeck_results: &'tcx TypeckResults<'tcx>,
 ) -> (Forgettable<FullData<'tcx>>, ObligationsInBody) {
-  let mut obligations = tls::take_obligations();
-  let obligation_data = tls::unsafe_take_data();
-  let obligation_data = FullData::new(obligation_data);
-
-  // XXX: it's possible that Argus reports false negatives. Meaning that
-  // in a body that type checks, failing obligations are reported.
-  // This happens as a result of how predicates are extracted from rustc (ask gavin)
-  // so as a first heuristic, if the body isn't tainted by errors, we'll just remove
-  // all non-successful obligations.
-  if typeck_results.tainted_by_errors.is_none() {
-    log::debug!(
-      "Removing failures: Body not-tainted {:?}",
-      typeck_results.hir_owner
-    );
-    obligations.retain(|prov| prov.it.result.is_yes());
-  } else {
-    log::debug!("Body tainted! {:?}", typeck_results.hir_owner);
-  }
+  let obligations = tls::take_obligations();
+  let obligation_data = FullData::new(tls::unsafe_take_data());
 
   let ctx = ErrorAssemblyCtx {
     tcx,
diff --git a/crates/argus/src/analysis/transform.rs b/crates/argus/src/analysis/transform.rs
index e471a3c..8ae9539 100644
--- a/crates/argus/src/analysis/transform.rs
+++ b/crates/argus/src/analysis/transform.rs
@@ -148,6 +148,7 @@ pub fn transform<'a, 'tcx: 'a>(
 
   ObligationsInBody::new(
     name,
+    typeck_results.tainted_by_errors.is_some(),
     body_range,
     builder.ambiguity_errors,
     builder.trait_errors,
diff --git a/crates/argus/src/proof_tree/mod.rs b/crates/argus/src/proof_tree/mod.rs
index 8f71fc6..c068454 100644
--- a/crates/argus/src/proof_tree/mod.rs
+++ b/crates/argus/src/proof_tree/mod.rs
@@ -13,6 +13,7 @@ use index_vec::IndexVec;
 use rustc_infer::infer::InferCtxt;
 use rustc_middle::ty;
 use serde::Serialize;
+use serde_json as json;
 pub use topology::*;
 #[cfg(feature = "testing")]
 use ts_rs::TS;
@@ -48,7 +49,7 @@ pub enum Node {
 #[cfg_attr(feature = "testing", ts(export))]
 pub struct GoalData {
   #[cfg_attr(feature = "testing", ts(type = "GoalPredicate"))]
-  value: serde_json::Value,
+  value: json::Value,
 
   necessity: ObligationNecessity,
   num_vars: usize,
@@ -69,7 +70,7 @@ pub struct GoalData {
 pub enum CandidateData {
   Impl {
     #[cfg_attr(feature = "testing", ts(type = "ImplHeader"))]
-    hd: serde_json::Value,
+    hd: json::Value,
     is_user_visible: bool,
   },
   ParamEnv(usize),
@@ -106,11 +107,11 @@ pub struct SerializedTree {
   pub results: IndexVec<ResultIdx, ResultData>,
 
   #[cfg_attr(feature = "testing", ts(type = "TyVal[]"))]
-  pub tys: IndexVec<TyIdx, serde_json::Value>,
+  pub tys: IndexVec<TyIdx, json::Value>,
 
   pub projection_values: HashMap<TyIdx, TyIdx>,
 
-  pub all_impl_candidates: HashMap<ProofNodeIdx, Vec<CandidateIdx>>,
+  pub all_impl_candidates: HashMap<ProofNodeIdx, Implementors>,
 
   pub topology: TreeTopology,
 
@@ -120,6 +121,17 @@ pub struct SerializedTree {
   pub analysis: aadebug::AnalysisResults,
 }
 
+#[derive(Serialize, Debug, Clone)]
+#[serde(rename_all = "camelCase")]
+#[cfg_attr(feature = "testing", derive(TS))]
+#[cfg_attr(feature = "testing", ts(export))]
+pub struct Implementors {
+  #[cfg_attr(feature = "testing", ts(type = "TraitRefPrintOnlyTraitPath"))]
+  pub _trait: json::Value,
+
+  pub impls: Vec<CandidateIdx>,
+}
+
 #[derive(Serialize, Debug, Clone)]
 #[cfg_attr(feature = "testing", derive(TS))]
 #[cfg_attr(feature = "testing", ts(export))]
diff --git a/crates/argus/src/proof_tree/serialize.rs b/crates/argus/src/proof_tree/serialize.rs
index cd64234..f1784de 100644
--- a/crates/argus/src/proof_tree/serialize.rs
+++ b/crates/argus/src/proof_tree/serialize.rs
@@ -25,7 +25,7 @@ pub struct SerializedTreeVisitor<'tcx> {
   pub topology: TreeTopology,
   pub cycle: Option<ProofCycle>,
   pub projection_values: HashMap<TyIdx, TyIdx>,
-  pub all_impl_candidates: HashMap<ProofNodeIdx, Vec<CandidateIdx>>,
+  pub all_impl_candidates: HashMap<ProofNodeIdx, Implementors>,
 
   deferred_leafs: Vec<(ProofNodeIdx, EvaluationResult)>,
   interners: Interners,
@@ -243,14 +243,26 @@ impl<'tcx> SerializedTreeVisitor<'tcx> {
     // If the Goal is a TraitPredicate we will cache *all* possible implementors
     if let Some(tp) = goal.goal().predicate.as_trait_predicate() {
       let infcx = goal.infcx();
+
+      // Make Trait ref name
+      // FIXME: this is a mega hack
+      let _trait =
+        ser::TraitRefPrintOnlyTraitPathDef(tp.skip_binder().trait_ref);
+
+      let _trait = tls::unsafe_access_interner(|ty_interner| {
+        ser::to_value_expect(infcx, ty_interner, &_trait)
+      });
+
+      // Gather all impls
+      let mut impls = vec![];
       for can in infcx.find_similar_impl_candidates(tp) {
         let can_idx = self.interners.intern_impl(infcx, can.impl_def_id);
-        self
-          .all_impl_candidates
-          .entry(idx)
-          .or_default()
-          .push(can_idx);
+        impls.push(can_idx);
       }
+
+      self
+        .all_impl_candidates
+        .insert(idx, Implementors { _trait, impls });
     }
   }
 }
diff --git a/crates/argus/src/types.rs b/crates/argus/src/types.rs
index d19e664..7acad8f 100644
--- a/crates/argus/src/types.rs
+++ b/crates/argus/src/types.rs
@@ -134,6 +134,8 @@ pub struct ObligationsInBody {
   /// Range of the represented body.
   pub range: CharRange,
 
+  pub is_tainted: bool,
+
   /// All ambiguous expression in the body. These *could* involve
   /// trait errors, so it's important that we can map the specific
   /// obligations to these locations. (That is, if they occur.)
@@ -157,6 +159,7 @@ pub struct ObligationsInBody {
 impl ObligationsInBody {
   pub fn new(
     id: Option<(&InferCtxt, DefId)>,
+    is_tainted: bool,
     range: CharRange,
     ambiguity_errors: IndexSet<AmbiguityError>,
     trait_errors: Vec<TraitError>,
@@ -174,6 +177,7 @@ impl ObligationsInBody {
       name: json_name,
       hash: BodyHash::new(),
       range,
+      is_tainted,
       ambiguity_errors,
       trait_errors,
       obligations,
diff --git a/ide/packages/common/src/BodyInfo.ts b/ide/packages/common/src/BodyInfo.ts
index 1d7cad1..411197d 100644
--- a/ide/packages/common/src/BodyInfo.ts
+++ b/ide/packages/common/src/BodyInfo.ts
@@ -8,7 +8,7 @@ import type {
   ObligationIdx,
   ObligationsInBody
 } from "./bindings";
-import { isVisibleObligation } from "./func";
+// import { isVisibleObligation } from "./func";
 
 class BodyInfo {
   private existsImportantFailure;
@@ -29,12 +29,20 @@ class BodyInfo {
     );
   }
 
+  get isTainted(): boolean {
+    return this.oib.isTainted;
+  }
+
   get hash(): BodyHash {
     return this.oib.hash;
   }
 
   get numErrors(): number {
-    return this.oib.ambiguityErrors.length + this.oib.traitErrors.length;
+    // NOTE: is the body isn't tainted by errors, the number of errors
+    // is ZERO, even if Argus sends errors to the frontend.
+    return !this.isTainted
+      ? 0
+      : this.oib.ambiguityErrors.length + this.oib.traitErrors.length;
   }
 
   get name() {
@@ -100,18 +108,25 @@ class BodyInfo {
   isVisible(idx: ObligationIdx) {
     const o = this.obligation(idx);
     if (o === undefined) return false;
+    // If the body isn't tainted by errors, we only show obligations that hold true.
+    if (!this.isTainted && o.result !== "yes") return false;
 
-    return (
-      this.showHidden ||
-      isVisibleObligation(
-        o,
+    const _isVisibleObligation = () =>
+      // Short-circuit ambiguities if we're filtering them
+      !(
+        (o.result === "maybe-ambiguity" || o.result === "maybe-overflow") &&
         // HACK: If there is a failing obligation, we filter ambiguities. This is
         // a short workaround for a backend incompleteness. We can't filter obligations
         // that get resolved in a second round of trait solving, this leaves Argus with
         // more "failures" than rustc shows.
         this.existsImportantFailure
-      )
-    );
+      ) &&
+      // If the obligation is listed as necessary, it's visible
+      (o.necessity === "Yes" ||
+        // If the obligation is listed as necessary on error, and it failed, it's visible
+        (o.necessity === "OnError" && o.result === "no"));
+
+    return this.showHidden || _isVisibleObligation();
   }
 }
 
diff --git a/ide/packages/common/src/TreeInfo.ts b/ide/packages/common/src/TreeInfo.ts
index 048c73d..65da1d9 100644
--- a/ide/packages/common/src/TreeInfo.ts
+++ b/ide/packages/common/src/TreeInfo.ts
@@ -6,6 +6,7 @@ import type {
   EvaluationResult,
   GoalIdx,
   GoalKind,
+  Implementors,
   ProofNodeIdx,
   ResultIdx,
   SerializedTree,
@@ -442,7 +443,7 @@ export class TreeInfo {
     return _.min(_.map(hs, TreeInfo.setInertia)) ?? 10_000;
   }
 
-  public implCandidates(idx: ProofNodeIdx): CandidateIdx[] | undefined {
+  public implCandidates(idx: ProofNodeIdx): Implementors | undefined {
     return this.tree.allImplCandidates[idx];
   }
 }
diff --git a/ide/packages/common/src/context.ts b/ide/packages/common/src/context.ts
index 913380d..7840a22 100644
--- a/ide/packages/common/src/context.ts
+++ b/ide/packages/common/src/context.ts
@@ -10,13 +10,19 @@ import type {
   SystemSpec
 } from "./lib";
 
+export const settingsToggles = ["show-hidden-obligations"] as const;
+
+export type Settings = {
+  [K in (typeof settingsToggles)[number]]: boolean;
+};
+
 export const AppContext = {
   MessageSystemContext: createContext<MessageSystem | undefined>(undefined),
   ConfigurationContext: createContext<
     (PanoptesConfig & { evalMode: EvaluationMode }) | undefined
   >(undefined),
   SystemSpecContext: createContext<SystemSpec | undefined>(undefined),
-  ShowHiddenObligationsContext: createContext<boolean>(false)
+  SettingsContext: createContext<Settings>({ "show-hidden-obligations": false })
 };
 
 export const FileContext = createContext<Filename | undefined>(undefined);
diff --git a/ide/packages/common/src/func.ts b/ide/packages/common/src/func.ts
index 98ab8c7..d8ead52 100644
--- a/ide/packages/common/src/func.ts
+++ b/ide/packages/common/src/func.ts
@@ -5,10 +5,8 @@ import type {
   BoundTyKind,
   BoundVariableKind,
   CharRange,
-  EvaluationResult,
   GenericArg,
   ObligationHash,
-  ObligationNecessity,
   Predicate,
   Region,
   Ty,
@@ -67,19 +65,10 @@ export function makeHighlightPosters(
   return [addHighlight, removeHighlight];
 }
 
-export const isVisibleObligation = (
-  o: { necessity: ObligationNecessity; result: EvaluationResult },
-  filterAmbiguities = false
-) =>
-  // Short-circuit ambiguities if we're filtering them
-  !(
-    (o.result === "maybe-ambiguity" || o.result === "maybe-overflow") &&
-    filterAmbiguities
-  ) &&
-  // If the obligation is listed as necessary, it's visible
-  (o.necessity === "Yes" ||
-    // If the obligation is listed as necessary on error, and it failed, it's visible
-    (o.necessity === "OnError" && o.result === "no"));
+export const composeEvents =
+  <T>(...es: (((t: T) => void) | undefined)[]) =>
+  (t: T) =>
+    _.forEach(es, e => (e ? e(t) : {}));
 
 export function searchObject(obj: any, target: any) {
   for (let key in obj) {
diff --git a/ide/packages/panoptes/src/App.css b/ide/packages/panoptes/src/App.css
index bff7a5d..4907a76 100644
--- a/ide/packages/panoptes/src/App.css
+++ b/ide/packages/panoptes/src/App.css
@@ -1,5 +1,5 @@
 #root {
-    font-size: var(--vscode-editor-font-size);
+    font-size: var(--vscode-font-size);
 }
 
 .app-nav {
@@ -20,6 +20,22 @@
     margin-bottom: 0.25em;
 }
 
+.SettingsArea {
+    display: flex;
+    flex-direction: column;
+    gap: 0.5em;
+    justify-content: flex-start;
+}
+
+.SettingsIco {
+    padding: 0.25em;
+}
+
+.SettingsIco > i:hover {
+    cursor: pointer;
+    color: var(--vscode-input-placeholderForeground);
+}
+
 .DefinitionWrapper.hovered.meta-pressed {
     color: var(--vscode-editorLink-activeForeground);
     text-decoration: underline;
diff --git a/ide/packages/panoptes/src/App.tsx b/ide/packages/panoptes/src/App.tsx
index 07a3188..b51c1e9 100644
--- a/ide/packages/panoptes/src/App.tsx
+++ b/ide/packages/panoptes/src/App.tsx
@@ -3,7 +3,11 @@ import {
   createClosedMessageSystem,
   vscodeMessageSystem
 } from "@argus/common/communication";
-import { AppContext } from "@argus/common/context";
+import {
+  AppContext,
+  type Settings,
+  settingsToggles
+} from "@argus/common/context";
 import {
   type EvaluationMode,
   type FileInfo,
@@ -15,7 +19,7 @@ import {
   isSysMsgPin,
   isSysMsgUnpin
 } from "@argus/common/lib";
-import { IcoComment } from "@argus/print/Icons";
+import { IcoComment, IcoSettingsGear } from "@argus/print/Icons";
 import {
   DefPathRender,
   LocationActionable,
@@ -36,6 +40,7 @@ import type {
 } from "@argus/print/context";
 import { PrintTyValue } from "@argus/print/lib";
 import classNames from "classnames";
+import Floating from "./Floating";
 import MiniBuffer from "./MiniBuffer";
 import Workspace from "./Workspace";
 import { HighlightTargetStore, MiniBufferDataStore } from "./signals";
@@ -216,9 +221,21 @@ const CustomProjectionRender = observer(
   }
 );
 
+const SettingsPortal = ({ children }: React.PropsWithChildren) => (
+  <Floating outerClassName="SettingsIco" toggle={<IcoSettingsGear />}>
+    {children}
+  </Floating>
+);
+
+const settingsKeyText = (key: keyof Settings) => _.upperFirst(_.lowerCase(key));
+
 const App = observer(({ config }: { config: PanoptesConfig }) => {
   const [openFiles, setOpenFiles] = useState(buildInitialData(config));
-  const [showHidden, setShowHidden] = useState(false);
+  const [settings, setSettings] = useState<Settings>({
+    "show-hidden-obligations": false
+  });
+  const toggleSetting = (key: keyof Settings) =>
+    setSettings(curr => ({ ...curr, [key]: !curr[key] }));
 
   const messageSystem =
     config.type === "WEB_BUNDLE"
@@ -253,12 +270,19 @@ const App = observer(({ config }: { config: PanoptesConfig }) => {
   const Navbar = (
     <>
       <div className="app-nav">
-        <VSCodeCheckbox
-          onChange={() => setShowHidden(!showHidden)}
-          checked={showHidden}
-        >
-          Show hidden information
-        </VSCodeCheckbox>
+        <SettingsPortal>
+          <div className="SettingsArea">
+            {_.map(settingsToggles, (key, idx) => (
+              <VSCodeCheckbox
+                key={idx}
+                onChange={() => toggleSetting(key)}
+                checked={settings[key]}
+              >
+                {settingsKeyText(key)}
+              </VSCodeCheckbox>
+            ))}
+          </div>
+        </SettingsPortal>
       </div>
       <Spacer />
     </>
@@ -270,7 +294,7 @@ const App = observer(({ config }: { config: PanoptesConfig }) => {
     <AppContext.ConfigurationContext.Provider value={configNoUndef}>
       <AppContext.SystemSpecContext.Provider value={systemSpec}>
         <AppContext.MessageSystemContext.Provider value={messageSystem}>
-          <AppContext.ShowHiddenObligationsContext.Provider value={showHidden}>
+          <AppContext.SettingsContext.Provider value={settings}>
             <DefPathRender.Provider value={CustomPathRenderer}>
               <ProjectionPathRender.Provider value={CustomProjectionRender}>
                 <LocationActionable.Provider
@@ -281,7 +305,7 @@ const App = observer(({ config }: { config: PanoptesConfig }) => {
                 </LocationActionable.Provider>
               </ProjectionPathRender.Provider>
             </DefPathRender.Provider>
-          </AppContext.ShowHiddenObligationsContext.Provider>
+          </AppContext.SettingsContext.Provider>
         </AppContext.MessageSystemContext.Provider>
       </AppContext.SystemSpecContext.Provider>
     </AppContext.ConfigurationContext.Provider>
diff --git a/ide/packages/panoptes/src/Expr.tsx b/ide/packages/panoptes/src/Expr.tsx
index 850f4e2..9c47d37 100644
--- a/ide/packages/panoptes/src/Expr.tsx
+++ b/ide/packages/panoptes/src/Expr.tsx
@@ -26,14 +26,10 @@ const Expr = observer(({ idx }: { idx: ExprIdx }) => {
     file
   );
 
-  if (expr.isBody && !bodyInfo.showHidden) {
-    return null;
-  }
+  if (expr.isBody && !bodyInfo.showHidden) return null;
 
   const visibleObligations = bodyInfo.obligations(idx);
-  if (visibleObligations.length === 0) {
-    return null;
-  }
+  if (visibleObligations.length === 0) return null;
 
   const Content = () =>
     _.map(visibleObligations, (oi, i) => (
diff --git a/ide/packages/panoptes/src/File.tsx b/ide/packages/panoptes/src/File.tsx
index c7b5b5a..660f05f 100644
--- a/ide/packages/panoptes/src/File.tsx
+++ b/ide/packages/panoptes/src/File.tsx
@@ -6,12 +6,13 @@ import {
   FileContext
 } from "@argus/common/context";
 import type { Filename } from "@argus/common/lib";
-import ErrorDiv from "@argus/print/ErrorDiv";
+import { ErrorDiv, InfoDiv } from "@argus/print/Info";
 import MonoSpace from "@argus/print/MonoSpace";
 import ReportBugUrl from "@argus/print/ReportBugUrl";
 import { TyCtxt } from "@argus/print/context";
 import { PrintBodyName } from "@argus/print/lib";
-import { VSCodeDivider } from "@vscode/webview-ui-toolkit/react";
+import { nbsp } from "@argus/print/syntax";
+import { VSCodeBadge, VSCodeDivider } from "@vscode/webview-ui-toolkit/react";
 import _ from "lodash";
 import { observer } from "mobx-react";
 import React, { Fragment, useContext } from "react";
@@ -37,7 +38,10 @@ const ObligationBody = observer(({ bodyInfo }: { bodyInfo: BodyInfo }) => {
 
   const errCount =
     bodyInfo.numErrors > 0 ? (
-      <span className="ErrorCount"> ({bodyInfo.numErrors})</span>
+      <>
+        {nbsp}
+        <VSCodeBadge>{bodyInfo.numErrors}</VSCodeBadge>
+      </>
     ) : null;
 
   const header = (
@@ -73,8 +77,11 @@ export interface FileProps {
 }
 
 const File = ({ file, osibs }: FileProps) => {
-  const showHidden = useContext(AppContext.ShowHiddenObligationsContext);
-  const bodyInfos = _.map(osibs, osib => new BodyInfo(osib, showHidden));
+  const settings = useContext(AppContext.SettingsContext);
+  const bodyInfos = _.map(
+    osibs,
+    osib => new BodyInfo(osib, settings["show-hidden-obligations"])
+  );
 
   const noBodiesFound = (
     <ErrorDiv>
@@ -89,12 +96,30 @@ const File = ({ file, osibs }: FileProps) => {
     </ErrorDiv>
   );
 
+  const fileTypecks = (
+    <InfoDiv>
+      <p>
+        Argus thinks this file type checks! You may close the Argus inspector
+        panel. If you think it shouldn’t, please click below to report this as a
+        bug!
+      </p>
+      <ReportBugUrl
+        error={`File typecks but shouldn't: ${file}`}
+        logText={JSON.stringify({ file, osibs })}
+      />
+    </InfoDiv>
+  );
+
   const bodiesWithVisibleExprs = _.filter(bodyInfos, bi =>
     bi.hasVisibleExprs()
   );
 
   if (bodiesWithVisibleExprs.length === 0) {
-    return noBodiesFound;
+    if (_.some(bodyInfos, bi => bi.isTainted)) {
+      return noBodiesFound;
+    } else {
+      return fileTypecks;
+    }
   }
 
   return (
diff --git a/ide/packages/panoptes/src/Floating.css b/ide/packages/panoptes/src/Floating.css
new file mode 100644
index 0000000..1e2f240
--- /dev/null
+++ b/ide/packages/panoptes/src/Floating.css
@@ -0,0 +1,11 @@
+.floating {
+  background-color: var(--vscode-dropdown-background);
+  color: var(--vscode-dropdown-foreground);
+  border: 1.5px solid var(--vscode-dropdown-border);
+  border-radius: 3px;
+  padding: 0.25em;
+}
+
+svg.floating-arrow {
+  fill: var(--vscode-dropdown-border);
+}
\ No newline at end of file
diff --git a/ide/packages/panoptes/src/Floating.tsx b/ide/packages/panoptes/src/Floating.tsx
new file mode 100644
index 0000000..741002b
--- /dev/null
+++ b/ide/packages/panoptes/src/Floating.tsx
@@ -0,0 +1,97 @@
+import React, { useRef, useState } from "react";
+
+import { composeEvents } from "@argus/common/func";
+import {
+  FloatingArrow,
+  FloatingFocusManager,
+  FloatingPortal,
+  arrow,
+  autoUpdate,
+  flip,
+  offset,
+  shift,
+  useClick,
+  useDismiss,
+  useFloating,
+  useInteractions
+} from "@floating-ui/react";
+import classNames from "classnames";
+
+import "./Floating.css";
+
+export interface FloatingProps {
+  toggle: React.JSX.Element;
+  outerClassName?: string;
+  innerClassName?: string;
+  reportActive?: (b: boolean) => void;
+}
+
+const Floating = (props: React.PropsWithChildren<FloatingProps>) => {
+  const [isOpen, setIsOpen] = useState(false);
+  const openCallback = composeEvents(setIsOpen, props.reportActive);
+  const arrowRef = useRef(null);
+
+  const ARROW_HEIGHT = 10;
+  const GAP = 5;
+
+  const { refs, floatingStyles, context } = useFloating({
+    open: isOpen,
+    onOpenChange: openCallback,
+    placement: "bottom",
+    middleware: [
+      offset(ARROW_HEIGHT + GAP),
+      flip(),
+      shift(),
+      arrow({
+        element: arrowRef
+      })
+    ],
+    whileElementsMounted: autoUpdate
+  });
+
+  const click = useClick(context);
+  const dismiss = useDismiss(context);
+  const { getReferenceProps, getFloatingProps } = useInteractions([
+    click,
+    dismiss
+  ]);
+
+  return (
+    <>
+      <span
+        className={props.outerClassName}
+        ref={refs.setReference}
+        {...getReferenceProps()}
+      >
+        {props.toggle}
+      </span>
+      {isOpen && (
+        <FloatingPortal>
+          <FloatingFocusManager context={context}>
+            <div
+              className={classNames("floating", props.innerClassName)}
+              ref={refs.setFloating}
+              style={floatingStyles}
+              {...getFloatingProps()}
+              onClick={e => e.stopPropagation()}
+            >
+              <span>
+                <FloatingArrow
+                  className="floating-arrow"
+                  ref={arrowRef}
+                  context={context}
+                  height={ARROW_HEIGHT}
+                  tipRadius={3}
+                  stroke="2"
+                />
+              </span>
+              {props.children}
+            </div>
+          </FloatingFocusManager>
+        </FloatingPortal>
+      )}
+    </>
+  );
+};
+
+export default Floating;
diff --git a/ide/packages/panoptes/src/Obligation.tsx b/ide/packages/panoptes/src/Obligation.tsx
index a15f7da..73fd907 100644
--- a/ide/packages/panoptes/src/Obligation.tsx
+++ b/ide/packages/panoptes/src/Obligation.tsx
@@ -7,7 +7,7 @@ import type {
 import { BodyInfoContext, FileContext } from "@argus/common/context";
 import { AppContext } from "@argus/common/context";
 import { makeHighlightPosters, obligationCardId } from "@argus/common/func";
-import ErrorDiv from "@argus/print/ErrorDiv";
+import { ErrorDiv } from "@argus/print/Info";
 import ReportBugUrl from "@argus/print/ReportBugUrl";
 import { PrintObligation } from "@argus/print/lib";
 import { observer } from "mobx-react";
diff --git a/ide/packages/panoptes/src/TreeView/Erotisi.tsx b/ide/packages/panoptes/src/TreeView/Erotisi.tsx
index b6bc699..312b384 100644
--- a/ide/packages/panoptes/src/TreeView/Erotisi.tsx
+++ b/ide/packages/panoptes/src/TreeView/Erotisi.tsx
@@ -1,8 +1,8 @@
 import type { TreeInfo } from "@argus/common/TreeInfo";
 import type { ProofNodeIdx, SetHeuristic } from "@argus/common/bindings";
 import { TreeAppContext } from "@argus/common/context";
-import ErrorDiv from "@argus/print/ErrorDiv";
 import Indented from "@argus/print/Indented";
+import { ErrorDiv } from "@argus/print/Info";
 import ReportBugUrl from "@argus/print/ReportBugUrl";
 import { VSCodeButton } from "@vscode/webview-ui-toolkit/react";
 import _ from "lodash";
diff --git a/ide/packages/panoptes/src/TreeView/Wrappers.css b/ide/packages/panoptes/src/TreeView/Wrappers.css
index bffb6f7..552f03e 100644
--- a/ide/packages/panoptes/src/TreeView/Wrappers.css
+++ b/ide/packages/panoptes/src/TreeView/Wrappers.css
@@ -8,19 +8,18 @@
 }
 
 .floating-graph {
-    box-shadow: 0 0 5px 0 var(--vscode-focusBorder);
     max-height: 70vh;
-    overflow-y: auto;
-    overflow-x: hidden;
-    width: 90%;
+    max-width: 80%;
+    overflow: scroll;
+    box-shadow: 0 0 5px 0 var(--vscode-focusBorder);
 }
 
 .ImplCandidatesPanel {
-    padding: 0.5em;
-}
-
-.ImplCandidatesPanel > div {
-    margin-bottom: 1em;
+    padding: 1em;
+    gap: 1.5em;
+    display: flex;
+    flex-direction: column;
+    justify-content: flex-start;
 }
 
 .WrapperBox {
diff --git a/ide/packages/panoptes/src/TreeView/Wrappers.tsx b/ide/packages/panoptes/src/TreeView/Wrappers.tsx
index 9c25041..0ce2850 100644
--- a/ide/packages/panoptes/src/TreeView/Wrappers.tsx
+++ b/ide/packages/panoptes/src/TreeView/Wrappers.tsx
@@ -6,25 +6,16 @@ import type {
 import { TreeAppContext } from "@argus/common/context";
 import { arrUpdate } from "@argus/common/func";
 import { IcoListUL, IcoTreeDown } from "@argus/print/Icons";
-import {
-  FloatingArrow,
-  FloatingFocusManager,
-  FloatingPortal,
-  arrow,
-  offset,
-  shift,
-  useClick,
-  useDismiss,
-  useFloating,
-  useInteractions
-} from "@floating-ui/react";
+import {} from "@floating-ui/react";
 import classNames from "classnames";
 import _ from "lodash";
-import React, { type ReactElement, useState, useContext, useRef } from "react";
+import React, { type ReactElement, useState, useContext } from "react";
 import Graph from "./Graph";
 import { Candidate } from "./Node";
 
 import "./Wrappers.css";
+import { PrintDefPath } from "@argus/print/lib";
+import Floating from "../Floating";
 
 export const WrapNode = ({
   children,
@@ -58,79 +49,22 @@ export const WrapNode = ({
   );
 };
 
-const composeEvents =
-  <T,>(...es: ((t: T) => void)[]) =>
-  (t: T) =>
-    _.forEach(es, e => e(t));
-
 const DetailsPortal = ({
   children,
   info,
   reportActive
 }: React.PropsWithChildren<
   Omit<InfoWrapperProps, "n"> & { info: ReactElement }
->) => {
-  const [isOpen, setIsOpen] = useState(false);
-  const openCallback = composeEvents(setIsOpen, reportActive);
-  const arrowRef = useRef(null);
-
-  const ARROW_HEIGHT = 10;
-  const GAP = 5;
-
-  const { refs, floatingStyles, context } = useFloating({
-    open: isOpen,
-    onOpenChange: openCallback,
-    placement: "bottom",
-    middleware: [
-      offset(ARROW_HEIGHT + GAP),
-      shift(),
-      arrow({
-        element: arrowRef
-      })
-    ]
-  });
-
-  const click = useClick(context);
-  const dismiss = useDismiss(context);
-  const { getReferenceProps, getFloatingProps } = useInteractions([
-    click,
-    dismiss
-  ]);
-
-  return (
-    <>
-      <span
-        className="tree-toggle"
-        ref={refs.setReference}
-        {...getReferenceProps()}
-      >
-        {info}
-      </span>
-      {isOpen && (
-        <FloatingPortal>
-          <FloatingFocusManager context={context}>
-            <div
-              className={classNames("floating", "floating-graph")}
-              ref={refs.setFloating}
-              style={floatingStyles}
-              {...getFloatingProps()}
-              onClick={e => e.stopPropagation()}
-            >
-              <FloatingArrow
-                ref={arrowRef}
-                context={context}
-                height={ARROW_HEIGHT}
-                tipRadius={3}
-                stroke="2"
-              />
-              {children}
-            </div>
-          </FloatingFocusManager>
-        </FloatingPortal>
-      )}
-    </>
-  );
-};
+>) => (
+  <Floating
+    outerClassName="tree-toggle"
+    innerClassName="floating-graph"
+    toggle={info}
+    reportActive={reportActive}
+  >
+    {children}
+  </Floating>
+);
 
 export const WrapTreeIco = ({ n, reportActive }: InfoWrapperProps) => (
   <DetailsPortal reportActive={reportActive} info={<IcoTreeDown />}>
@@ -140,14 +74,18 @@ export const WrapTreeIco = ({ n, reportActive }: InfoWrapperProps) => (
 
 export const WrapImplCandidates = ({ n, reportActive }: InfoWrapperProps) => {
   const tree = useContext(TreeAppContext.TreeContext)!;
-  const candidates = tree.implCandidates(n);
-  if (candidates === undefined || candidates.length === 0) return null;
+  const implementors = tree.implCandidates(n);
+  if (implementors === undefined || implementors.impls.length === 0)
+    return null;
 
   return (
     <DetailsPortal reportActive={reportActive} info={<IcoListUL />}>
-      <p>The following {candidates.length} implementations are available:</p>
+      <p>
+        There are {implementors.impls.length}{" "}
+        <PrintDefPath defPath={implementors.trait} /> implementors
+      </p>
       <div className="ImplCandidatesPanel">
-        {_.map(candidates, (c, i) => (
+        {_.map(implementors.impls, (c, i) => (
           <div key={i}>
             <Candidate idx={c} />
           </div>
diff --git a/ide/packages/print/src/ErrorDiv.css b/ide/packages/print/src/ErrorDiv.css
deleted file mode 100644
index 4994286..0000000
--- a/ide/packages/print/src/ErrorDiv.css
+++ /dev/null
@@ -1,7 +0,0 @@
-.ErrorDiv {
-    padding: 0.5em;
-    border-radius: 3px;
-    border-width: 2px;
-    border-color: var(--vscode-inputValidation-errorBorder);
-    background: var(--vscode-inputValidation-errorBackground)
-}
\ No newline at end of file
diff --git a/ide/packages/print/src/ErrorDiv.tsx b/ide/packages/print/src/ErrorDiv.tsx
deleted file mode 100644
index b76efb3..0000000
--- a/ide/packages/print/src/ErrorDiv.tsx
+++ /dev/null
@@ -1,9 +0,0 @@
-import React from "react";
-
-import "./ErrorDiv.css";
-
-const ErrorDiv = ({ children }: React.PropsWithChildren<{}>) => (
-  <div className="ErrorDiv">{children}</div>
-);
-
-export default ErrorDiv;
diff --git a/ide/packages/print/src/HoverInfo.css b/ide/packages/print/src/HoverInfo.css
index 7da8308..51092a4 100644
--- a/ide/packages/print/src/HoverInfo.css
+++ b/ide/packages/print/src/HoverInfo.css
@@ -1,11 +1,3 @@
 .HoverMainInfo {
   display: inline;
 }
-
-.floating {
-    background-color: var(--vscode-dropdown-background);
-    color: var(--vscode-dropdown-foreground);
-    border: 1.5px solid var(--vscode-dropdown-border);
-    border-radius: 3px;
-    padding: 0.25em;
-  }
\ No newline at end of file
diff --git a/ide/packages/print/src/Icons.tsx b/ide/packages/print/src/Icons.tsx
index 87fefbc..58ace0a 100644
--- a/ide/packages/print/src/Icons.tsx
+++ b/ide/packages/print/src/Icons.tsx
@@ -7,7 +7,7 @@ type ButtonProps = {
   onClick?: (event: React.MouseEvent<HTMLButtonElement>) => void;
 };
 
-const makeCodicon =
+const codicon =
   (name: string) =>
   (props: React.HTMLAttributes<HTMLElement> & ButtonProps) => (
     <i
@@ -18,27 +18,28 @@ const makeCodicon =
 
 // NOTE: not an exhaustive list of call vscode codicons, just add them when necessary.
 
-export const IcoTriangleRight = makeCodicon("triangle-right");
-export const IcoTriangleDown = makeCodicon("triangle-down");
-
-export const IcoChevronDown = makeCodicon("chevron-down");
-export const IcoChevronUp = makeCodicon("chevron-up");
-export const IcoChevronLeft = makeCodicon("chevron-left");
-export const IcoChevronRight = makeCodicon("chevron-right");
-
-export const IcoCheck = makeCodicon("check");
-export const IcoError = makeCodicon("error");
-export const IcoAmbiguous = makeCodicon("question");
-
-export const IcoNote = makeCodicon("note");
-export const IcoComment = makeCodicon("comment");
-
-export const IcoPlus = makeCodicon("plus");
-export const IcoDot = makeCodicon("circle-small-filled");
-export const IcoLoop = makeCodicon("sync");
-export const IcoMegaphone = makeCodicon("megaphone");
-export const IcoEyeClosed = makeCodicon("eye-closed");
-export const IcoLock = makeCodicon("lock");
-export const IcoTreeDown = makeCodicon("type-hierarchy-sub");
-export const IcoPinned = makeCodicon("pinned");
-export const IcoListUL = makeCodicon("list-unordered");
+export const IcoTriangleRight = codicon("triangle-right");
+export const IcoTriangleDown = codicon("triangle-down");
+
+export const IcoChevronDown = codicon("chevron-down");
+export const IcoChevronUp = codicon("chevron-up");
+export const IcoChevronLeft = codicon("chevron-left");
+export const IcoChevronRight = codicon("chevron-right");
+
+export const IcoCheck = codicon("check");
+export const IcoError = codicon("error");
+export const IcoAmbiguous = codicon("question");
+
+export const IcoNote = codicon("note");
+export const IcoComment = codicon("comment");
+
+export const IcoPlus = codicon("plus");
+export const IcoDot = codicon("circle-small-filled");
+export const IcoLoop = codicon("sync");
+export const IcoMegaphone = codicon("megaphone");
+export const IcoEyeClosed = codicon("eye-closed");
+export const IcoLock = codicon("lock");
+export const IcoTreeDown = codicon("type-hierarchy-sub");
+export const IcoPinned = codicon("pinned");
+export const IcoListUL = codicon("list-unordered");
+export const IcoSettingsGear = codicon("settings-gear");
diff --git a/ide/packages/print/src/Info.css b/ide/packages/print/src/Info.css
new file mode 100644
index 0000000..bbdb964
--- /dev/null
+++ b/ide/packages/print/src/Info.css
@@ -0,0 +1,13 @@
+.ErrorDiv {
+    padding: 0.5em;
+    border: 2pt solid var(--vscode-inputValidation-errorBorder);
+    border-radius: 3px;
+    background: var(--vscode-inputValidation-errorBackground)
+}
+
+.InfoDiv {
+    padding: 0.5em;
+    border: 2px solid var(--vscode-inputValidation-infoBorder);
+    border-radius: 3px;
+    background: var(--vscode-inputValidation-infoBackground)
+}
\ No newline at end of file
diff --git a/ide/packages/print/src/Info.tsx b/ide/packages/print/src/Info.tsx
new file mode 100644
index 0000000..2bd8f07
--- /dev/null
+++ b/ide/packages/print/src/Info.tsx
@@ -0,0 +1,11 @@
+import React from "react";
+
+import "./Info.css";
+
+export const ErrorDiv = ({ children }: React.PropsWithChildren) => (
+  <div className="ErrorDiv">{children}</div>
+);
+
+export const InfoDiv = ({ children }: React.PropsWithChildren) => (
+  <div className="InfoDiv">{children}</div>
+);
diff --git a/ide/packages/print/src/MonoSpace.css b/ide/packages/print/src/MonoSpace.css
index 2337a93..a509303 100644
--- a/ide/packages/print/src/MonoSpace.css
+++ b/ide/packages/print/src/MonoSpace.css
@@ -1,4 +1,4 @@
-.MonospaceArea {
+.MonoSpaceArea {
     font-family: var(--vscode-editor-font-family);
     font-size: var(--vscode-editor-font-size);
 }
\ No newline at end of file
diff --git a/ide/packages/print/src/MonoSpace.tsx b/ide/packages/print/src/MonoSpace.tsx
index 7170971..498d33c 100644
--- a/ide/packages/print/src/MonoSpace.tsx
+++ b/ide/packages/print/src/MonoSpace.tsx
@@ -1,12 +1,9 @@
 import React, { type PropsWithChildren } from "react";
 
+import "./MonoSpace.css";
+
 const MonoSpace = ({ children }: PropsWithChildren) => (
-  <span
-    style={{
-      fontFamily: "var(--vscode-editor-font-family)",
-      fontSize: "var(--vscode-editor-font-size)"
-    }}
-  >
+  <span className="MonoSpaceArea">
     {children}
   </span>
 );
diff --git a/ide/packages/print/src/ReportBugUrl.tsx b/ide/packages/print/src/ReportBugUrl.tsx
index bc77818..ad4da7a 100644
--- a/ide/packages/print/src/ReportBugUrl.tsx
+++ b/ide/packages/print/src/ReportBugUrl.tsx
@@ -1,6 +1,9 @@
 import { AppContext } from "@argus/common/context";
 import { getArgusIssueUrl } from "@argus/common/lib";
-import { VSCodeProgressRing } from "@vscode/webview-ui-toolkit/react";
+import {
+  VSCodeLink,
+  VSCodeProgressRing
+} from "@vscode/webview-ui-toolkit/react";
 import React, { useContext, useEffect, useState } from "react";
 
 const PASTE_SUCCESS: number = 201;
@@ -42,14 +45,14 @@ const ReportBugUrl = ({
   }, []);
 
   return logState ? (
-    <a
+    <VSCodeLink
       href={getArgusIssueUrl(error, {
         logText: logState,
         ...systemSpec
       })}
     >
       {displayText}
-    </a>
+    </VSCodeLink>
   ) : (
     <>
       <VSCodeProgressRing /> building link ...
diff --git a/ide/packages/print/src/lib.tsx b/ide/packages/print/src/lib.tsx
index f349d30..a4bf90d 100644
--- a/ide/packages/print/src/lib.tsx
+++ b/ide/packages/print/src/lib.tsx
@@ -10,7 +10,7 @@ import type {
 import React from "react";
 import { ErrorBoundary } from "react-error-boundary";
 
-import ErrorDiv from "./ErrorDiv";
+import { ErrorDiv } from "./Info";
 import MonoSpace from "./MonoSpace";
 import ReportBugUrl from "./ReportBugUrl";
 import "./lib.css";
diff --git a/ide/packages/print/src/private/argus.tsx b/ide/packages/print/src/private/argus.tsx
index db43c27..53f2f34 100644
--- a/ide/packages/print/src/private/argus.tsx
+++ b/ide/packages/print/src/private/argus.tsx
@@ -18,9 +18,9 @@ import React, {
 import classNames from "classnames";
 import { Toggle } from "../Toggle";
 import { AllowProjectionSubst, LocationActionable, TyCtxt } from "../context";
+import { Angled, CommaSeparated, Kw, PlusSeparated, nbsp } from "../syntax";
 import { PrintDefinitionPath } from "./path";
 import { PrintClause } from "./predicate";
-import { Angled, CommaSeparated, Kw, PlusSeparated, nbsp } from "./syntax";
 import {
   PrintBinder,
   PrintGenericArg,
diff --git a/ide/packages/print/src/private/const.tsx b/ide/packages/print/src/private/const.tsx
index 079e2b5..d606ae1 100644
--- a/ide/packages/print/src/private/const.tsx
+++ b/ide/packages/print/src/private/const.tsx
@@ -7,8 +7,8 @@ import type {
 } from "@argus/common/bindings";
 import React from "react";
 
+import { DBraced, Placeholder } from "../syntax";
 import { PrintDefinitionPath, PrintValuePath } from "./path";
-import { DBraced, Placeholder } from "./syntax";
 import { PrintExpr, PrintValueTree } from "./term";
 import { PrintBoundVariable, PrintSymbol } from "./ty";
 
diff --git a/ide/packages/print/src/private/path.tsx b/ide/packages/print/src/private/path.tsx
index 80fc31e..b8a2cd3 100644
--- a/ide/packages/print/src/private/path.tsx
+++ b/ide/packages/print/src/private/path.tsx
@@ -10,7 +10,7 @@ import {
   LocationActionable,
   TyCtxt
 } from "../context";
-import { Angled, CommaSeparated, Kw, nbsp } from "./syntax";
+import { Angled, CommaSeparated, Kw, nbsp } from "../syntax";
 import { PrintGenericArg, PrintTy } from "./ty";
 
 // A `DefinedPath` includes extra information about the definition location.
diff --git a/ide/packages/print/src/private/predicate.tsx b/ide/packages/print/src/private/predicate.tsx
index 2e3b8ca..6fb8e28 100644
--- a/ide/packages/print/src/private/predicate.tsx
+++ b/ide/packages/print/src/private/predicate.tsx
@@ -36,9 +36,12 @@ export const PrintPredicateObligation = ({ o }: { o: PredicateObligation }) => {
   ) ? null : (
     <HoverInfo
       Content={() => (
-        <MonoSpace>
-          <PrintParamEnv o={o.paramEnv} />
-        </MonoSpace>
+        <>
+          <p>Facts in the type environment</p>
+          <MonoSpace>
+            <PrintParamEnv o={o.paramEnv} />
+          </MonoSpace>
+        </>
       )}
     >
       {" "}
diff --git a/ide/packages/print/src/private/term.tsx b/ide/packages/print/src/private/term.tsx
index 4a31068..a8028b3 100644
--- a/ide/packages/print/src/private/term.tsx
+++ b/ide/packages/print/src/private/term.tsx
@@ -11,16 +11,16 @@ import type {
 import _ from "lodash";
 import React from "react";
 
-import { PrintConst } from "./const";
-import { PrintConstScalarInt } from "./const";
-import { PrintValuePath } from "./path";
 import {
   Angled,
   CommaSeparated,
   DBraced,
   Parenthesized,
   SqBraced
-} from "./syntax";
+} from "../syntax";
+import { PrintConst } from "./const";
+import { PrintConstScalarInt } from "./const";
+import { PrintValuePath } from "./path";
 import { PrintSymbol, PrintTy } from "./ty";
 
 export const PrintTerm = ({ o }: { o: Term }) => {
diff --git a/ide/packages/print/src/private/ty.tsx b/ide/packages/print/src/private/ty.tsx
index f88602c..9148449 100644
--- a/ide/packages/print/src/private/ty.tsx
+++ b/ide/packages/print/src/private/ty.tsx
@@ -48,8 +48,6 @@ import _, { isObject } from "lodash";
 import React, { useContext } from "react";
 import { Toggle } from "../Toggle";
 import { AllowProjectionSubst, ProjectionPathRender, TyCtxt } from "../context";
-import { PrintConst } from "./const";
-import { PrintDefinitionPath } from "./path";
 import {
   Angled,
   CommaSeparated,
@@ -59,7 +57,9 @@ import {
   PlusSeparated,
   SqBraced,
   nbsp
-} from "./syntax";
+} from "../syntax";
+import { PrintConst } from "./const";
+import { PrintDefinitionPath } from "./path";
 import { PrintTerm } from "./term";
 
 interface Binding<T> {
diff --git a/ide/packages/print/src/private/syntax.css b/ide/packages/print/src/syntax.css
similarity index 100%
rename from ide/packages/print/src/private/syntax.css
rename to ide/packages/print/src/syntax.css
diff --git a/ide/packages/print/src/private/syntax.tsx b/ide/packages/print/src/syntax.tsx
similarity index 100%
rename from ide/packages/print/src/private/syntax.tsx
rename to ide/packages/print/src/syntax.tsx