The other way that people have been thinking about this is through the lens of pain points and inefficiencies. Any time you can disintermediate you're probably creating something more useful.
interesting, though I just signed up and my video player was empty, and I'm hesitant to pay for their iPad app.
That's one of the things I like about the onboarding experience with Shelby.tv; when you sign up, you can start watching what your friends are tweeting/sharing since it pulls it from you twitter/facebook accounts.