Windows 8 build 7850

This was the first leaked version of Windows 8 on 2011-04-12.

The default background image of this build is a blueish gradient with the note not to leak this version ("shhh... let's not leak our hard work").

Features
Note: Most new features must be unlocked via Registry editing.
 * Explorer Ribbon UI (Icons are all circles.)
 * Built-in PDF Reader (Very Basic)
 * New/Modern Task Manager (Partly Broken)
 * Webcam Application (Fullscreen (For Start Screen?))
 * AutoColorize Themes
 * ApplicationExplorer (For Start Screen?)
 * AeroLite (Very basic)
 * Early beta of IE9
 * System Reset (sysreset.exe)
 * Portable workspace creator(pwcreator.exe)