I wasn't aware of an issue which this article ignores, but a few comments point out, which may become more of an issue in the coming generations. As parents ha

I wasn't aware of an issue which this article ignores, but a few comments point out, which may become more of an issue in the coming generations. As parents have children at a later stage of life, they may be less able to care for themselves as the child prepares to leave the home . The effect may be that the child stays in the home to care for the parent. This changes the dynamic considerably.