BluePrint Sharepoint & Silverlight

this site http://www.ssblueprints.net/sharepoint/ has the following silverlight sample's code, video and documentation that demonstrate how to integrate silverlight in Sharepoint.

1. Hello Silverlight Web Parts and the SilverlightPart
2. Silverlight Navigation Controls
3. Siverlight Social Networking Web Part
4. Visual How-To center with Silverlight
5. Picture Viewer sample
6. Silverlight Custom Field Types

this is an demo of Social Networking :