http://blogs.msdn.com/kirillosenkov/archive/2009/07/10/http-silverlight-live-com.aspxhttp://silverlight.live.com (Microsoft Silverlight Streaming) is a free service from Microsoft to host your Silverlight applications and videos. You can upload your .xap or .wmv files and reference them from any websites, blogs, etc. My favorite parten-USCommunityServer 2.1 SP1 (Build: 61025.2)