This is a good account of the 1981 Brixton riots (but leads to a page linking to a large 90MB PDF).

"By doing away with single-family zoning, the city takes on high rent, long commutes, and racism in real estate in one fell swoop."

I try to stay away from cities, but I was recently in both Phoenix and Denver and saw for the first time those electric scooters that are everywhere that you can rent with a phone app.