No one's that purely altruistic. It's like people who eat hot chilis and claim it's for food testing or quality control purposes.<p>At some point, you've gotta come to grips with the fact that you like getting bit by snakes.<p>Edit: Sorry, I really did mean that to be funny. I don't care what his motivations are for letting himself get bitten so many times. Whatever the root cause, it looks like we might benefit tremendously from it, and for that, I'm sincerely grateful to him.