Chappaqua doesn’t take any federal government housing assistance, nor do any other exclusively upscale suburbs. These rules will mainly impact economically-mixed cities which have had “bad” neighborhoods and ESPECIALLY impact cities which have a considerable poor white population.
I think you're right. When I first read about this I was thinking; "good luck, if the people don't have cars you'll have create a massive public transport extension that will never meet any needs,
but if the real intent was to break up nice(r) neighborhoods in the very same cities that the gimmedats are already in, that's some thing else entirely. In Philadelphia there's a game of 'cat and mouse' that's been going on since at least the early 70's.
When the trash moves in, the good people move out. This over the years has created a "bullseye" affect when you map out the go and no go zones in Philly. I lived in the Juniata neighborhood when I was young, it was great, nice, clean, safe ...