I engage pretty heavily with civic & transit planning, and I've never heard someone argue that in my entire life. If that is an opinion held by some, they are certainly a minuscule minority.

Here you go: https://news.ycombinator.com/item?id=21764675

On this very thread.

Mind you, I would agree that it's an opinion held by a minuscule minority. It's also wrong. But it's out there. It's even here on HN.

Search HN comments for something like "unsustainable suburban" and you'll find plenty of hits from people arguing basically that suburbs have to (somehow) end.