100,000? Not even close to the world's largest. FreeRepublic has a "folding" team working on cures for Alzheimer's, Parkinson's, and forms of cancer. There are over 240,000 CPUs working together to find these cures. The FreeRepublic team is ranked #56 out of all the teams in the world.
Click Here to see our latest thread where Folding@home - F@H Distributed Supercomputer Hits 1 PetaFLOP!