http://philosopher.io/Decline-and-Fall
This was published 20 years ago, now reprinted. So as we move from public to private space ... expect a repeat of the early Dark Ages.
Interesting. They mention gated communities comparative to the feudal protectorate of old. And that (in 1997) there were 28 million people in USA living behind gated communities, and that this would double in a decade. Seems this hasn't happened, but the stats are all over the place.
https://en.wikipedia.org/wiki/Gated_community#United_States
it isn't just the poor who are anti-social, it is the rich as well.