Understood they do inert testing with their existing fleet. I'm talking about real, rubber hits the road, vehicles actively running the firmware. I have to be

Understood they do inert testing with their existing fleet. I'm talking about real, rubber hits the road, vehicles actively running the firmware. I have to believe that prior to rolling out firmware on the fleet, Tesla rolls it out to be actively run on some set of beta testing vehicles - perhaps actively run by Tesla Employees driving a variety of real-world road conditions.