You can get the full vid (134mb) in high res here: http://www.acm.uiuc.edu/conference/2006/webcast.php

Others: Kwabena Boahen, Adrian Bowyer, Burnie Burns (degraded audio, starts 5 minutes in), Harold Cohen, Robert Cringely, Chris DiBona, Jawed Karim, Max Levchin, Chip Mayse, Jim Miller, Yale Patt, Joel Spolsky and Michael Swift.

Towards the end of the Q&A session, he says

"Business plan is overrated for any kind of application If you have plan that is really precise, you are over thinking and not programming enough"

This is awesome. Thanks. I wish there are more comments here though, especially from people who can offer a contrasting perspective.