Biology is certainly a factor, and so are welfare payments, at least to the first generation of poverty mommas.
But after that they’ve got to see the downward spiral, the lack, the difficulty of no father in the mix who cares, and the abject lack of hope.
So, “Why are black families broken?” is still a question I’m thinking about. Right now it ties to “Why now so much, and why in the past not so much.”
We have been given over to our nature.
In the past, unmarried girls who got pregnant had to be supported by their families and relatives. It gave the whole extended family an incentive to ensure it didn’t happen, and to tell young girls the bad fate that would await them if it did happen.
Civilization is all about parents instructing kids about consequences. Remove the consequences, and the kids stop listening.
If girls knew they would have to support the baby by going out and getting a job (or starve), they would stop having babies outside marriage to a steadily employed man.