South Park HD Free on XBOX Live

Starting tomorrow, Xbox Live members will be able to download, for free, a special HD version of the South Park episode ‘Good Times with Weapons’. - majornelson.com

This is pretty cool. I am looking forward to moving away from broadcast television and moving to an on-demand system. Why do we have to watch shows at a set time. Tivo has already fixed this problem but I want the next step getting content when I want how I want it.