Hands are a very underappreciated part of human (individual & collective) intelligence. Evolution can't select for creative intelligence if there is no outlet f

Hands are a very underappreciated part of human (individual & collective) intelligence. Evolution can't select for creative intelligence if there is no outlet for that creativity in the first place. Dolphins are probably much closer to human intelligence than we realize, but they have nothing to show for it because they're blubber torpedos with mouths.