No doubt there is a wider range of sexual norms that are compatible with thriving civilizations than those that are prescribed in Judeo-Christian culture.
If we could trust social scientists not to be completely infected with ideology, it would be an interesting area of study. And, to be fair, I am not familiar with the literature, and I am certain that there are some interesting works out there that would be worth looking at and comparing if I were curious enough to explore the topic. But honestly, I am not.
