I don't know who actually believed it, or if it had any real impact on investors, but it seemed to be a common comment on self driving threads on HN ~5 years ag

I don't know who actually believed it, or if it had any real impact on investors, but it seemed to be a common comment on self driving threads on HN ~5 years ago that instead of ownership, there would just be idle fleets of cars that you would summon from, and you'd simply subscribe to a vehicle service as a monthly cost.