According to Somasegar who was on-stage today at TechEd with Bill Gates, Silverlight 2 Beta 2 is going to be released with a GoLive license this week. This also will include a Blend 2.5 June 2008 Preview and tools to VS2008.
That's great news for all involved!
Take the link above to see what all else was announced...
Stay in the 'Light!