The April 2006 Samples Refresh is Live!
Check out the April 2006 samples refresh live at http://msdn.microsoft.com/sql/downloads/samples/default.aspx! There are lots of bug fixes, plus some new samples. The documentation in SQL Server Database and Samples Overview presents a list of the new samples and what they do, as well as documenting the existing samples. There have been no significant database changes for the April 2006 refresh.