In the past, videos were released in a few months after the summits. You can find links to the videos from this page.
Also having a webcast would be even better, though. Combine a webcast and, say, an IRC room, and you create a chance for the people online to discuss the speeches as they happen, fostering a community feel.
(In TransVision 06, we had that, and used a video projector to broadcast the IRC discussion to one of the walls in the room where the actual presentation was held. That led to some interactivity between the online participants and the people physical present, as comments originally made in IRC made their way to the physical world. We also included questi...
Someone else may do a more formal announcement later, but since early registration expires on August 20th, I'm doing a quick heads-up to Less Wrong readers:
The Singularity Summit 2009 is in New York on Oct 3-4.
There are discounts for students, blog mentions, referrals, and registration before August 20th.
Speakers of note to rationalists will include Robin Hanson, Gary Drescher (author of Good and Real, one of the few master-level works of reductionism out there), and David Chalmers. Also speaking will be Marcus Hutter and Juergen Schmidhuber, as well as some of the usual suspects: Aubrey de Grey, Peter Thiel, Ben Goertzel, and Ray Kurzweil.
They're really trying to raise the intellectual level this year.
Singularity Summit 2009 home page, program, and registration.