You know what will be an unmanageable liability? When the insurance adjusters start taking into account the fact that you could be reducing your risk of taking their money by switching to a self-driving car, not to mention the fact that if you get into an accident with a self-driving car and you were in control the liability will be all on you (and them).

Once someone starts selling these things, insurance for city drivers who insist on driving themselves will skyrocket.