You don't need to own an AI car to use an AI car. As for "what if something goes wrong" the same is true for any transportation. If I can stand anywhere in the

You don't need to own an AI car to use an AI car. As for "what if something goes wrong" the same is true for any transportation. If I can stand anywhere in the city, press a button on my phone and have an AI car pick me up in 3-5 mins you can bet using them will become extremely common.