Arguably, Tesla & Elon Musk already achieved their goal of speeding up the adoption to EVs away from combustion engines: all car companies are working now on or have plans for electric vehicles.
Elon Musk has already succeeded big big time.
Elon Musk has already succeeded big big time.
They could also have jumped in with the Supercharger network and profited from the global network that Tesla is building.
Well, lets see how they recover, by now Tesla is way ahead.
Same goes for SpaceX, if other's say that some competitor is going to beat SpaceX at its price or booster reuse. Well, again, that's the whole point - to make humans multi-planetry species, not to be a billionaire.