By some metric, your (and my) genetics are also really bad and your (and my) job is not useful for society ;-). The "it's genetics" argument is also super flaw

By some metric, your (and my) genetics are also really bad and your (and my) job is not useful for society ;-). The "it's genetics" argument is also super flawed, as if you look your family 2-4 generations back they were most likely drunk peasants and yet today you're not.