Imagine, if you can, a game where you swing a tennis racket and an onscreen character swings a tennis racket. That's the bold new future Bill Gates wished for at the D5 conference. We love to see the prophetic mind of a business genius in action.

Oh, what? There's already something like that? No, the Wii doesn't count, because shut up it just doesn't: "No, that's not it. You can't pick up your tennis racket. And swing it." We guess motion controls are only cool when there's some kind of camera involved.

This article was originally published on Joystiq.