Earlier quoted context omitted.
Well for one, you don't need to own your car. You just use it. If you (or anyone you know) owns a traditional automobile, it sits unused for 90% of its life. In a driveway, on the sidewalk, in a parking lot, etc. You pay for 100% of the car, but only use 10% of it. If you could rent it out to others ('the grid') while you're not using it, they would share some of the burden, lessening yours. They make things safer be…
You know there is a whole legion of jobs that require a vehicle? All construction jobs for example. Most service techs require a bunch of expensive tools and need a secure place to keep them on site. The list literally goes on and on... Can an hunter ride share the pacifica out to the forest with his/her hunting gear? How about bicyclists? People with kids know about activity shuffling... I am not sure that sharing w…
Furthermore, a lot of people use their cars at the same time of day. It's also the case that a lot of auto depreciation is mileage-based rather than time-based (especially in non-snowy/salty environments).
The questions others raise about the maintenance/update requirements for these sorts of vehicles are interesting ones.
My guess is that, like Zipcar and Uber, they will make a difference at the margins but won't cause a wholesale shift. But who knows? Especially if, as I believe, this happens over a number of decades with demographic shifts happening in parallel.