> what about emotional support? No, I don't think phone calls cut it. Humans did not evolve to live far away from their kin.

Children don't choose to be born. Once they reach adulthood the parents are owed nothing. Ideally they were such good parents that the kids want to maintain contact.

Workers should spread the cost of elder care because so many are living long with serious limitations. It's like insurance against otherwise devastating burdens.