That's a very relevant thing you bring up: The way we design our society changes not only the outomes for roles of certain fixed probabilities - it changes the

That's a very relevant thing you bring up: The way we design our society changes not only the outomes for roles of certain fixed probabilities - it changes the probabilities as well. If you lock up the rapists and murderers, there's a lower chance your role will include being the victim of a rapist or murderer. You always have to consider all sides of every decision as well as higher order effects.