Avoidable costs are still an incentive to improve for the companies owning or running driverless cars. As it feels unlikely all things that will ever happen are

Avoidable costs are still an incentive to improve for the companies owning or running driverless cars. As it feels unlikely all things that will ever happen are captured within regulations, fines could still be useful. The bigger question is what to do with things exceeding fines, i.e., stuff that would lead to a custodial sentence for a driver.