[zachalexander]

> small self-selecting group that has chosen the convenience to living in densely populated, well connected cities

Urbanization is steadily increasing worldwide.

> and are relatively well-off.

If you live in a city, owning a car is more expensive than not.

[_yosefk]

Living close enough to the places you want to get to, however, often means buying/renting more expensive housing. This can more than offset what you save by not having a car.