Or even any kind of official video, live or not.
No dissing the chaps who very kindly upload their handheld videos to youtube after these things but it would be nice to have something where the presenters weren't drowned out by the background noise and the powerpoint slides were in focus 
Totally /signed
Any chance of Ustreaming your convention presentations this year, Devs?
For those of us that can't make it physically we'd love to watch it broadcast live via the Internet.