Yep, I don't disagree with any of that. What I really meant was that we'd be much better off if every kid had at least the baseline quality of parenting in uppe

Yep, I don't disagree with any of that. What I really meant was that we'd be much better off if every kid had at least the baseline quality of parenting in upper-middle-class suburbs. Competition for even better parenting would still exist at the margins, albeit with diminishing returns.