As a tablet it's a maybe platform. It's not as if Microsoft haven't tried to do this before and failed and they're taking a pretty different approach to what's

As a tablet it's a maybe platform. It's not as if Microsoft haven't tried to do this before and failed and they're taking a pretty different approach to what's working in the market at the moment. It's possible that Win 8 can be a success on the desktop / laptop but fail as a tablet OS.