Simply because on Earth, his companies Tesla Motors and SpaceX would not be so financially strong, at least not as much as they make many of us dream. Inventive and brilliant, Elon Musk undoubtedly has the qualities that characterize those able to change History.
However, it does not make him a profitable CEO, because if dream helps one to build a reputation, it does not necessarily feed sales. On February 22, 2017, Cyceon assumed an overvaluation of Tesla share price (TSLA). 6 days later, its value has already fallen by nearly 10% and Goldman Sachs has degraded TSLA from “neutral” to “sell”.