That logic falls apart if everyone buys a self-driving car, and then decides that a 2+ hour commute is not so bad because they can use it as a mini mobile livin

That logic falls apart if everyone buys a self-driving car, and then decides that a 2+ hour commute is not so bad because they can use it as a mini mobile living room+bedroom+dining room. An overnight car ride to the weekend house in a distant mountain region might become a common habit too.