I said, basically: so what? And I pointed out his same "argument" works just as well (that is, not at all) in other cases.
There is a not-order-of-epsilon difference between an order-of-epsilon difference and a plausible difference. You winning against Kasparov vs. a writer finding part way through a book that they don't want to finish.
http://vimeo.com/22099396
What do people think of this, from a Bayesian perspective?
It is a talk given to the Oxford Transhumanists. Their previous speaker was Eliezer Yudkowsky. Audio version and past talks here: http://groupspaces.com/oxfordtranshumanists/pages/past-talks