eek! Hooray, SQL Server 2008 is done! It occurred to me that you may want to review some of the materials that I've used to understand what's in SQL Server 2008, so here goes...
This is a cool one stop shop for resources - The SQL Server 2008 JumpStart.
What's in it?
The developer track is quite comprehensive:
P.S. Don't forget the SQLCAT, must see SQL knowledge and SQL UE for the books!