I think someone once said: limitation is the insincerest form of flattery. The world's geekiest David just published a parody on his site; he's crafted yet another masterpiece. Even Weird Al would be jealous. Before you freak out, understand that it was all done in fun. Besides, he can get away with a lot more than I can – he's on NPR. I'm just on TechTV. Nobody asks what NPR is.