There are web casts on the key new features in SQL Server 2008 coming, here the schedule is below and there is also an upcoming chat;

Chat: http://www.microsoft.com/technet/community/chats/default.mspx 

 

SQL Server 2008 Livemeeting Schedule

Analysis Services - Dimension Design

        06/12/07

11:00 am PDT

Change Data Capture

        06/13/07

11:00 am PDT

Star Join Query Optimizations

        06/19/07

11:00 am PDT

Table Valued Parameters

        06/22/07

11:00 am PDT

Declarative Management Framework

        06/26/07

11:00 am PDT

MERGESQL Statement

        06/29/07

11:00 am PDT