The .NET Framework teams are providing several Live Meeting presentations spanning application technologies like Smart Clients, Web 2.0 (AJAX) and Mobile.  Check out SimonMu's blog for more information:
http://blogs.msdn.com/simonmu/archive/2006/10/09/The-next-series-of-team-member-Live-From-Redmond-webcasts.aspx

Simon also pointed me to a great video archive:
http://www.asp.net/learn/videos/default.aspx?tabid=63#ajax 

If you're a VB developer and you're interested in these modern .NET app types, I think you'll want to check this out.  Enjoy!

Best,

Paul Yuknewicz
Visual Basic Team