You add wet the bed to setting fires and torturing animals, and there is no hope. They will abuse, they will molest, they will rape, they will murder, they will self-mutilate or they will suicide.
Usually, they have a bad set of genes and a horrible set of parents.
I think it’s bad parenting, lack of decent family life, and a really nasty popular culture that takes over these kids when parents neglect and let them grow wild.
I don’t think there are ‘bad genes’ in a moral sense. There are badly cultivated ones.
The Levitical code isn’t off the mark.