They are very proud of the fact that they don't follow other's "lessons learned" - because Elon assumes everyone else is an idiot and their assumptions suck. S

They are very proud of the fact that they don't follow other's "lessons learned" - because Elon assumes everyone else is an idiot and their assumptions suck. Sometimes he's right. Often he is not. Several dramatic "defects" of Tesla's could have been prevented - but why should Tesla care? "Bring it in for a fix!" they say. "It is not our money! Haha!" they say. And investors and buyers keep coming.