Here's the bit I found most interesting, wherein Steve has a hard time selling the idea that "Windows" is somehow the same whether it's the Windows 7 variant on the HP pad or a WP7 phone. The interviewer wanted to know if the latter was coming to tablets, but Ballmer didn't pick up on that or tried to deflect the implicit fragmentation question.

http://www.youtube.com/watch?v=BKB8XEXm3Oo#t=2m54s