You’ve probably seen this elsewhere, but… The PDC05 videos are now online and available to anyone who wants to watch them for (I believe) the next six months. You can catch my sessions there in case you missed the fun the first time around!
TLN308: Visual Basic: Future Directions in Language Innovation
PNL03: Scripting and Dynamic Languages on the CLR
PNL11: .NET Language Integrated Query End-to-End