Windows 8 allows alternate locations for installation, By Ubergizmo.

Since the inception of Windows, we’ve all been forced to install the operating system on your hard disk’s X:\Windows directory. Come next year, things are about to change. Top Stories : Droid X Review, Google TV Review,
According to some reports from society who’ve been prodding around the innards of leaked versions of Windows 8, has the ability to store its Windows Installation files in alternate directories.