Well, this is certainly a major change for the next Windows operating system (code name Windows 8). Yahoo! says the new user interface is a lot like that of the Windows Phone UI. Big design emphasis to run on touch-screen PCs and tablets. However, you will still be able to use the traditional keyboard and mouse. ‘Windows 8′ also uses HTML 5 and JavsScript for many of the apps. The video also talks about the upcoming IE10.