As blogged by Rob Carson (and referenced by Michael Swanson), walkthroughs are now available for Visual Studio Team System 2005 CTP (Community Technology Preview) May 2004.
The walkthroughs are:
For testing:
For code analysis:
For profiling:
The are located on this GotDotNet workspace. Have fun! these are just some of the really good stuff that is going to be in VS2005