“YouTube (slogan: ‘Broadcast Yourself’) isn’t the Internet’s only video-sharing service. But it’s the reigning brand, the talked-about phenomenon, and a mighty good example of the multiple roles now greeting yesterday’s couch potato. These are get-up-and-do-something roles as artist, journalist, pundit, self-promoter, exhibitionist, prankster, weirdo and wag. Now you, too, can be a TV producer and a TV programmer.”