Here are some things I think future societies will condemn us for: 1. Prison. Almost every modern penal system focuses on punishment rather than rehabilitation. I think that as our understanding of the brain improves, we'll be able to find the causes of violent behavior and cure them. Punishment will become cruel and unusual. 2. Eating meat (and other animal rights issues). Even if they're not conscious, most tasty a…
I don't expect people living in a world where criminals can be "cured" will condemn our use of prisons either, because we can't "cure" criminals yet!
Do you catch my drift? It makes no sense to condemn ancient peoples for not doing something they couldn't do.