Someone has come along to my site seeking assistance in refining how the protein folding comp at Stanford is organized. I thought some mathematically minded hackers might like to have a crack at it, there's $180 cash for the best answer (200 credits but we take 10%). You can find out more here:
http://zombal.com/zomb/scientific-calculation/how-to-properly-structure-a-competition-so-its-fund-for-all
Happy to answer any questions.