The real greatest technologists here are the engineers that have to put up with him. Maybe he should listen to them and we wouldn't have cars that actively tried to drive us into trains! https://qz.com/tesla-full-self-driving-train-1851489554
In absolute numbers, Tesla is underperforming relative to previously. It is worth examining why and understanding if this is a blip or an accelerating trend.
Angering core buyership, firing an entire important team, such things may matter much and have little to do with technology.
They're all united by his infatuation for capital T technology, for its own sake. He's been succesful in carving out markets for their application.
If SpaceX launches just becomes backround noise 100 years from now, I wouldn't be suprised if Musk will be mentioned in the same breath as Ford today.