In short... WOW! The Wintellect guru Jeff Bravo talks custom HttpHandlers for dynamic imaging with GDI+, logging in the HTTP pipeline, and has lots of cool demos, and a sweet database-dependency trick for SQL Server and ASP.NET 1.x. Jeff also discusses what not to do when developing code and components, so as a pessimist, I enjoyed it. It's a 200-level WebCast, discussing topics outside of the scope of the normative presentation on ASP.NET, so it's a must-watch.
Here it is: link