SITUATION EXPLAINED: Claude raised the Riemann hypothesis lower bound from 41.6% to 67.2%. • It was asked to take a real stab at the Riemann hypothesis itself. It didn't solve that, but improved a related bound along the way • The bound is the fraction of zeros of the Riemann zeta function proven to satisfy the hypothesis • The prompt came from Jarred Sumner, creator of Bun and a non-mathematician • Its first attempt tried 650 ideas and failed. On the second, Claude spent a day and a half…