Disney's Apr. 10 announcement that it was making an assortment of current ABC Television shows available for streaming on the Web was the latest in a string of deals bringing real television to the Internet. We are even seeing the first bit of high-definition television from aggregator Akimbo. But for Internet television to become truly mainstream, two things have to happen. Viewers need a unified source of programming information, sort of a TV Guide for the Web. And most importantly, we need a way to get the programming from computers to TV sets, which is where most people want to watch it