Well, I think it'd fit an iDevice as well, since it has a good motion control and such...
Sure I agree that an iPhone isn't a real gaming device, but it doesn't hurt if it get's a game like this. And also I think that SPH73's comment is unnecessary. We have discussed the gaming aspects of the iPod/phone in several other threads, and I think many of us agree. But Even though it's a "time waster and status symbol for trendy poseurs", this game would fit on that platform. It has the screen, it has the motion controls...