Linq CTP May 2006 is releasedhttp://blogs.msdn.com/b/hartmutm/archive/2006/05/10/594850.aspxRead about it here: http://msdn.microsoft.com/netframework/future/ Or go directly to the download page: http://www.microsoft.com/downloads/details.aspx?familyid=1e902c21-340c-4d13-9f04-70eb5e3dceea&displaylang=enenTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)