The dude should have bet his FULL winnings from the first week on the second week. He would have turned $20 into $680. Instead he only turned $20 into about $300. Still amazing.
Amazing the results of pooling people's brainpower. But this is NOT A SURVEY. Surveys don't pool brainpower, they just tally individual opinions. Artificial Swarm Intelligence is a totally different beast. I can't wait to see what happens when it gets out of Beta.