Readme update.

README.md

@@ -1,11 +1,25 @@
 # Owl Arcade :owl:
 
-Retro Arcade / Emulator Front-End
+Yet Another Retro Arcade/Emulator Front-End :floppy_disk: :computer: :joystick:
 
 ![Animated GIF of the Front-End main screen](img/hero-animation.gif)
 
-## Features list
+## Features list `WIP` 
 * Nice 3D UI showing a virtual museum of old machines
+   * each machine screen/monitor shall display a video of a landmark game/demo
 * Launch each emulator from the main menu
+   * Windows emulators are installed locally
 * Parse automatically the rom/disk folders
-* Bootstrap from an arbitrary list of public domain games
+* Bootstrap from an arbitrary list of public domain games
+* Installs the emulators automatically
+
+## Specifications
+* Runs on [Python3](https://www.python.org)
+* Built on top of [HARFANG 3D](https://www.harfang3d.com)
+* Supported operating systems
+   * MS Windows 10 x64
+   * Ubuntu x64 `WIP`
+
+## Getting involved
+This project is supposed to contain as much open source as possible.<br>
+License is GPLv3.