Hopefully by now you’ve read our comprehensive look at Elon Musk’s “climate tech mafia” — a coterie of founders and executives running clean energy and decarbonization companies who jumpstarted their careers at Tesla and SpaceX. But, to quote another hardware executive, we have one more thing. The backbone of this story was responses to a questionnaire we sent the executives and founders on our list, and we got more great responses than we were …