They are inherently dangerous, money as a service, with all associated risks. What's next? Car as a service? House as a service? Government as a service? Life as a service?
https://www.weforum.org/agenda/2016/11/how-life-could-change...
Some people call that utopia "technocratic collectivism", and others still salivate at the mere thought.
In any case, it's part of the "new normal" championed by Schwab's WEF.
Ah, well, perhaps when the robots come to serve, and until they revolt.
E.g. you get a car for free, only use it for one trip, scrap it and get another car for the next trip.
In the example of the car that you give: cars are pooled anyway, and assigned for a trip, then returned to the pool. So essentially you always get another car for each trip, but you don't own it.