Offering prize money for discovering flaws is point #13 on the crackpot index (http://math.ucr.edu/home/baez/crackpot.html http://math.ucr.edu/home/baez/crackpo

Offering prize money for discovering flaws is point #13 on the crackpot index (http://math.ucr.edu/home/baez/crackpot.html http://math.ucr.edu/home/baez/crackpot.html). I've griped in the past that this criterion is too prone to false positives, citing DJB as an example.