Microsoft has just unveiled Windows 8 with a completely new Metro UI which is optimized for touch and Kinect based gestures for tablets and desktops both. It is the inspired by the Windows Phone Metro UI. Though Microsoft only demoed using touchscreens for now, we can expect it to be integrated with Kinect as the interface seems perfect for gesture based control. Here is the first sneak peek video of Windows 8. We can expect more news in the coming weeks.