The great man theory is overrated, and this case in particular because many of Newton's discoveries would have been found by his compatriots anyway- Leibniz already invented calculus independently of Newton, Hooke had developed theories of gravity at the same time of Principia Mathematica as well. If not Bezos, you'd be thanking the Waltons or Sol Price. If not Musk, then Martin Eberhard and Marc Tarpenning- the engineers who actually founded Tesla.