Objectively, you haven't understood the efficient market hypothesis. Subjectively, the house tiles and batteries were never meant to take off, SpaceX had rocke

Objectively, you haven't understood the efficient market hypothesis. Subjectively, the house tiles and batteries were never meant to take off, SpaceX had rockets to orbit before they ever got a NASA contract, the subsidies on the car were negligible in the scheme of things, and also available to anybody else.