Call your friends' mobile or landline telephones with Windows Live Call to make affordable domestic and international calls
Make free PC-to-PC calls to other Windows Live Messenger users
Easily navigate with a mouse, keyboard or a TV remote (remote navigation requires Windows Media Center Remote and Infrared Adapter)
Although beta versions of this service have been released, only Spaces functionality is available. A Program Manager has stated that development has ceased, and the service was shut down on June 24, 2008.[2][3] The Windows Live for TV team blog has not been updated for a year,[4] while the WPF/XBAP technology used in Windows Live for TV was deprecated by Microsoft in Windows Media Center SDK 5.3.[5]
Requirements
Windows Live for TV requires the following system requirements prior to installation:
Windows Vista Home Premium (x86) or Ultimate Edition (x86)
DirectX 9 GPU (with WDDM and Pixel Shader 2.0 support)
Windows Media Center remote and Infrared adapter
1GB of RAM
A speaker and headphone for PC-to-PC phone and video calling