This is far beyond carpooling - that was like 20th century
after carpooling there came ZipCar
Then came Lyft and Uber
What if you take the driver out of the car.
Already happening around the world even in the US.
Within 5 years it will be common place and in 10 be the accepted form of transport.
Waymo (google owned) leading, faceDrive Aptiva WeRide and others across the globe. There is a service that covers half of Singapore for instance.
You said it right "1 car, 1 person in it". just you wont own the car or have to park it or insure it or fill it up with hydrogen/electricity. just summon it and use it.
I agree, Most will want to drive their own car. Unless they can brainwash the younger generations. But I’m not putting my life in the hands of A.I. Even if they do try to proclaim it as our god and overlord someday ??