I have no problem admitting that I see absolutely no practical use in running Android on a desktop PC. Still, I have to give credit where credit is due – WindowsAndroid is just downright neat. In a nutshell, it's a not-so-creatively-named project from a company called Socketeq that aims to run Android natively within Windows. That means without emulation.
So, how is this possible?
read more.............http://www.androidpolice.com/2013/01/25/windowsandroid-is-a-working-effort-to-run-android-natively-within-windows/