diff --git a/Makefile b/Makefile
index 3d629dde..90302be1 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 TOPDIR = $(realpath .)
 
-SUBDIRS = tools lib system intro effects
+SUBDIRS = tools lib system intro
 EXTRA-FILES = tags cscope.out
 CLEAN-FILES = bootloader.bin a500rom.bin addchip.bootblock.bin vbrmove
 
diff --git a/config.mk b/config.mk
index 471c79d2..209317a4 100644
--- a/config.mk
+++ b/config.mk
@@ -2,13 +2,13 @@
 #      to aid debugging and profiling. This may render executable files
 #      unusable (most likely crash) on real hardware.
 # 0 => Disable use of aforementioned features. Required for a release!
-UAE := 1
+UAE := 0
 
 # [only when UAE=0] Redirect diagnostic and log messages to:
 # 0 => null output (drop messages)
 # 1 => parallel port
 # 2 => serial port
-LOGOUT := 2
+LOGOUT := 0
 
 # 1 => Make executable files compatible with AmigaOS. Created ADFs will
 #      be formatted with Old Filesystem (KS1.3) and contain special bootblock
@@ -16,27 +16,27 @@ LOGOUT := 2
 #      automatically facilitating `startup-sequence` feature of AmigaDOS.
 # 0 => Executable files must be started from ROM or ADF since they require
 #      custom environment created by bootstrap code.
-AMIGAOS := 0
+AMIGAOS := 1
 
 # 1 => Turn on profiler that reports minimum-average-maximum number of raster
 #      lines measured between calls to ProfilerStart / ProfilerStop.
 #      The measurement is reported every 50 frames (i.e. once a second).
-PROFILER := 1
+PROFILER := 0
 
 # 1 => Enable multitasking feature. It can be necessary to run background thread
 #      that loads data from disk while the effects are running.
-MULTITASK := 1
+MULTITASK := 0
 
 # 1 => Enable dynamic memory allocation debugging incl. nice diagnostic printout
 #      when memory corruption is detected or we run out of memory.
-MEMDEBUG := 1
+MEMDEBUG := 0
 
 # [only when AMIGAOS=1] Amount of chip and fast (or public) memory 
 # (in kilobytes!) passed to our custom memory allocator.
 # To calculate total memory taken after an executable file
 # is loaded into memory please use `m68k-amigaos-objdump` tool.
-CHIPMEM := 160
-FASTMEM := 288
+CHIPMEM := 200
+FASTMEM := 160
 
 # Pass "VERBOSE=1" at command line to display command being invoked by GNU Make
 VERBOSE ?= 0
diff --git a/effects/Config.fs-uae b/effects/Config.fs-uae
index 62038770..c050044a 100644
--- a/effects/Config.fs-uae
+++ b/effects/Config.fs-uae
@@ -5,6 +5,7 @@ fade_in_duration = 0
 fade_out_duration = 0
 accuracy = 1
 amiga_model = A500
+#amiga_model = A1200
 # A500 A500+ A600 A1200 A1200/020 A3000 A4000/040
 # chip_memory = 512
 # slow_memory = 512
diff --git a/include/linkerset.h b/include/linkerset.h
index 72d7aaa5..66a33eef 100644
--- a/include/linkerset.h
+++ b/include/linkerset.h
@@ -18,12 +18,20 @@
  * Constructors are called in ascending order of priority,
  * while destructors in descending.
  */
+#if 0
 #define ADD2INIT(ctor, pri)                                                    \
   ADD2LIST(ctor, __INIT_LIST__, N_SETT);                                       \
   STABS(_L(__INIT_LIST__), N_SETA, 0, 0, pri + 128)
+#else
+#define ADD2INIT(ctor, pri)
+#endif
 
+#if 0
 #define ADD2EXIT(dtor, pri)                                                    \
   ADD2LIST(dtor, __EXIT_LIST__, N_SETT);                                       \
   STABS(_L(__EXIT_LIST__), N_SETA, 0, 0, 128 - pri)
+#else
+#define ADD2EXIT(dtor, pri)
+#endif
 
 #endif /* !__LINKERSET_H__ */
diff --git a/intro/Makefile b/intro/Makefile
index c861ff2d..1aa1a431 100644
--- a/intro/Makefile
+++ b/intro/Makefile
@@ -2,7 +2,7 @@ TOPDIR := $(realpath ..)
 
 DELTA := 0
 VQ := 0
-KLANG := 0
+KLANG := 1
 
 MODULE := JazzCat-DerKlang
 
diff --git a/intro/main.c b/intro/main.c
index 44220e82..4d9c129e 100644
--- a/intro/main.c
+++ b/intro/main.c
@@ -56,7 +56,8 @@ static EffectT *AllEffects[] = {
 };
 
 static void ShowMemStats(void) {
-  Log("[Memory] CHIP: %d FAST: %d\n", MemAvail(MEMF_CHIP), MemAvail(MEMF_FAST));
+  Log("[Memory] CHIP: %d FAST: %d\n",
+      MemAvail(MEMF_CHIP), MemAvail(MEMF_PUBLIC));
 }
 
 void PixmapToBitmap(BitmapT *bm, short width, short height, short depth,
@@ -190,6 +191,8 @@ static void RunEffects(void) {
 }
 
 extern void InitSamples(void);
+extern void InitColorTab(void);
+extern void InitSinTab(void);
 
 int main(void) {
   /* NOP that triggers fs-uae debugger to stop and inform GDB that it should
@@ -197,6 +200,8 @@ int main(void) {
   asm volatile("exg %d7,%d7");
 
   ResetSprites();
+  InitColorTab();
+  InitSinTab();
   InitSamples();
   PtInstallCIA();
   PtInit(Module, Samples, 0);
diff --git a/lib/libmisc/sintab.py b/lib/libmisc/sintab.py
index 1bf097f8..19e447e6 100755
--- a/lib/libmisc/sintab.py
+++ b/lib/libmisc/sintab.py
@@ -7,26 +7,33 @@
     with open('sintab.c', 'w') as fh:
         with redirect_stdout(fh):
             prec = 4096
+            n = prec // 4
 
             print('#include <linkerset.h>')
             print('#include <debug.h>\n')
-            print('short sintab[%d] = {' % prec)
+            print('short sintab[%d];\n' % (prec + 1))
 
-            sintab = [int(sin(i * 2 * pi / prec) * prec) for i in range(prec)]
-            prev = 0
-
-            for a in sintab:
-                print('\t%d,' % (a - prev))
-                prev = a
+            sintab = [int(sin(i * 2 * pi / prec) * prec) for i in range(n + 1)]
 
+            print('static char _sintab_encoded[%d] = {' % len(sintab))
+            prev = 0
+            for curr in sintab:
+                print('\t%d,' % (curr - prev))
+                prev = curr
             print('};')
+
             print('\nvoid InitSinTab(void) {')
-            print('  short sum = 0, n = %d;' % prec)
-            print('  short *tab = sintab;')
+            print('  short sum = 0, n = %d;' % n)
+            print('  char *encoded = _sintab_encoded;')
+            print('  short *inc = &sintab[0];')
+            print('  short *dec = &sintab[%d + 1];' % (n * 2))
             print('  Log("[Init] Preparing sinus table\\n");')
-            print('  while (--n >= 0) {')
-            print('    sum += *tab;')
-            print('    *tab++ = sum;')
-            print('  }')
+            print('  do {')
+            print('    sum += *encoded++;')
+            print('    inc[2048] = -sum;')
+            print('    *inc++ = sum;')
+            print('    *--dec = sum;')
+            print('    dec[2048] = -sum;')
+            print('  } while (--n != -1);')
             print('}')
             print('\nADD2INIT(InitSinTab, 0);')
diff --git a/lib/libmisc/sync.c b/lib/libmisc/sync.c
index 2a4ae770..fd317520 100644
--- a/lib/libmisc/sync.c
+++ b/lib/libmisc/sync.c
@@ -90,12 +90,14 @@ short TrackValueGet(TrackT *track, short frame) {
         return curr->value + normfx(track->delta * k);
       }
 
+#if 0
     case TRACK_QUADRATIC:
       {
         short t = div16(shift12(step), track->interval);
         short k = normfx(t * t);
         return curr->value + normfx(track->delta * k);
       }
+#endif
 
     case TRACK_TRIGGER:
       {
diff --git a/system/amigaos.c b/system/amigaos.c
index 32a34306..f7f564e2 100644
--- a/system/amigaos.c
+++ b/system/amigaos.c
@@ -149,6 +149,9 @@ BootDataT *SaveOS(void) {
 
   Log("[Startup] Save AmigaOS state.\n");
 
+  Log("[Startup] AvailMem: CHIP=%lu FAST=%lu\n",
+      AvailMem(MEMF_CHIP), AvailMem(MEMF_FAST));
+
   /* KS 1.3 and earlier are brain-dead since they don't clear BSS sections :( */
   if (ExecVer <= 34) {
     bzero(_bss, (size_t)_bss_size);
diff --git a/system/effect.c b/system/effect.c
index 56034f68..91d7696d 100644
--- a/system/effect.c
+++ b/system/effect.c
@@ -87,6 +87,7 @@ void EffectUnLoad(EffectT *effect) {
   SendEffectStatus(effect);
 }
 
+#if 0
 void EffectRun(EffectT *effect) {
   SetFrameCounter(0);
 
@@ -101,3 +102,4 @@ void EffectRun(EffectT *effect) {
     lastFrameCount = t;
   } while (!exitLoop);
 }
+#endif
diff --git a/system/kernel/memory.c b/system/kernel/memory.c
index 26213032..46acfe97 100644
--- a/system/kernel/memory.c
+++ b/system/kernel/memory.c
@@ -309,6 +309,7 @@ static void ArenaMemFree(ArenaT *ar, void *ptr) {
   MutexUnlock(&MemMtx);
 }
 
+#if 0
 static void *ArenaMemResize(ArenaT *ar, void *old_ptr, u_int size) {
   void *new_ptr = NULL;
   u_int reqsz, sz;
@@ -364,6 +365,7 @@ static void *ArenaMemResize(ArenaT *ar, void *old_ptr, u_int size) {
   Debug("%s(%p, %ld) = %p", __func__, old_ptr, size, new_ptr);
   return new_ptr;
 }
+#endif
 
 #if MEMDEBUG
 #define Msg(...) if (verbose) Log(__VA_ARGS__)
@@ -455,6 +457,7 @@ void MemFree(void *p) {
     ArenaMemFree(ArenaOf(p), p);
 }
 
+#if 0
 void *MemResize(void *old_ptr, u_int size) {
   void *new_ptr;
   ArenaT *ar;
@@ -482,6 +485,7 @@ void *MemResize(void *old_ptr, u_int size) {
 
   return NULL;
 }
+#endif
 
 #if MEMDEBUG
 void MemCheck(int verbose) {
diff --git a/system/loader.c b/system/loader.c
index 82764b96..826e5660 100644
--- a/system/loader.c
+++ b/system/loader.c
@@ -73,14 +73,18 @@ void Loader(BootDataT *bd) {
 #if MULTITASK
   TaskInit(CurrentTask, "main", bd->bd_stkbot, bd->bd_stksz);
 #endif
+#if 0
   CallFuncList(&__INIT_LIST__);
+#endif
 
   {
     __unused int retval = main();
     Log("[Loader] main() returned %d.\n", retval);
   }
 
+#if 0
   CallFuncList(&__EXIT_LIST__);
+#endif
   
   Log("[Loader] Shutdown complete!\n");
 }