"I think the operating system has improved. Microsoft continues to improve upon the functionality of the operating system. So that's one. That's definitely helped. The other thing that's helped, I think, on our side, I think that we've developed, I think just a better mainstream notebook. It's a really solid notebook on its own, which is attractive to people. And when you add the tablet functionality, it's even more attractive. And then lastly, the price premium has come down from what we talked about before, come down from about a five hundred dollar premium for a tablet down to about two hundred. So now we're in a range where people are really saying is this functionality really worth two hundred dollars and people are starting to vote yes." While tablet PCs are still just a small percentage of overall notebook sales, McDonald says its growing. Bloomberg Boot Camp, I'm Fred Fishkin.