The best book, like the best speech, will do it all - make us laugh, think, cry and cheer - preferably in that order.
Because when we're in space, my job is primarily getting us there and getting us back.
I think it's pretty obvious to most people that Napster is not media specific, but I could see a system like Napster evolving into something that allows users to locate and retrieve different types of data other than just MP3s or audio files.