Yes this is a modern Windows PC using the WinRT runtime on ARM. It does not run legacy apps, but it provides Office, mail, people, IE10 and a variety of other applications. It even has the desktop with the usual Windows applications such as Paint, accessibility and Mary Jo Foley even got her beloved notepad. More importantly, it has a real file system that integrates with my home and business networks and lets me summon files from my network or the cloud.
This is not a cut down Windows, it's the new Windows and as developers port their legacy applications to the new environment you'll see they perform even faster.
Oh and when my Surface updates (which it did without any problems, it tells me not shut down my PC, not my consumption device
Keep Up with TechRepublic