From F-Con Software:
Twit Tv allows you to watch live and recorded video streams from Twit.tv on your Windows 8/RT devices. Twit is Leo Laporte’s Internet Broadcasting Network. The application includes support for play-to that allows you to push the video streams to your play-to ready devices such as the XBox 360. It also supports pinning, providing the ability to pin your favorite shows on the start screen. The application also includes support for sharing while playing back recorded content via email, twitter, and Facebook.