Traditional car companies are also working on autonomous vehicles. There is a lot of business to be had with Level 4. While the car may not be able to go every

Traditional car companies are also working on autonomous vehicles. There is a lot of business to be had with Level 4. While the car may not be able to go everywhere, in restricted areas a robot-taxi/shuttle service would be a great advancement. We would all love to be at Level 5 but I would take a solid Level 4 in a few years instead of waiting much much longer for a viable Level 5 solution.