Just found out mating w/ siblings isn't particularly bad in any special way. It's bad in that it gives more chance for the expression of a negative phenotype but other than that, it's pretty okay. Society just looks down upon it.
I didn't approve nor disapprove of incest. Also, since when do you speak for the masses? Did you get elected for president of Massotopia? The country of the masses? Well, I think not as Massotopia doesn't even exist! That's right! I think I just [insert word]'d you!