That is what worries me too. Not so much the current state of affairs, in which maybe several thousand to tens of thousands units driving around. But as the pro

That is what worries me too. Not so much the current state of affairs, in which maybe several thousand to tens of thousands units driving around. But as the production scale goes up, so do the chances of hitting those unforeseen (or willfully accepted as "cheaper" to mitigate with financial compensations, because that is how the industry functions) corner cases where things will go wrong.