The beta of the BizTalk Server R2 has been released.  I am excited that this includes the first public beta for BizTalk RFID! 

BizTalk RFID provides rich device management, data and event processing capabilities.  To check it out, visit http://connect.microsoft.com, login with your Live account, and then click Apply.

For support issues, you can use the MSDN forums at http://forums.microsoft.com/MSDN/ShowForum.aspx?ForumID=1474&SiteID=1.