Protein folding unfortunately isn't a good candidate, because verifying the work takes exactly as much effort as doing the work. http://en.wikipedia.org/wiki/P

Protein folding unfortunately isn't a good candidate, because verifying the work takes exactly as much effort as doing the work. http://en.wikipedia.org/wiki/Proof-of-work_system http://en.wikipedia.org/wiki/Proof-of-work_system