I don't have the brain capacity or the finger dexterity or the lung capacity to do any of these things because I am not a genius fish human. Kevin Hays, on the other hand, is probably a fish human. Powered by the brain of a computer. With the fingers of robots.
Oh and he's a Rubik's Cube world champion. And just because solving cubes isn't enough, he upped the ante by solving three Rubik's Cubes (a 2x2, a 3x3 and a 4x4) in one breath underwater. The first cube took 5 seconds, the traditional 3x3 took 11 seconds and the final 4x4 cube timed out to 51.