Why are you assuming that a removal of cars means there will be no mechnism that would replace its functions? Many people benefit from a car's cargo potential a

Why are you assuming that a removal of cars means there will be no mechnism that would replace its functions? Many people benefit from a car's cargo potential and their need for this function wouldn't disappear with the cars. I can't say what the particular method could be, maybe medium-sized autonmous vehicles, but I would be surprised of nothing was created.