Here is an idea by Yahoo and Intel

Yahoo and Intel are teaming up to pipe sports statistics to TV screens, targeting fans who devour data about real-world players to manage their fantasy teams, Reuters reports.

The deal helps the Internet media giant expand away from the computer screen to the TV screen, while the world's top chipmaker aims to showcase the benefits of its Viiv initiative aimed at making the PC a hub for home media and entertainment.

But think of the other applications. Imagine being able to add PR messages to TV screens.........