I don't know. It was one of those comments that started as one thing and by the end I'd basically persuaded myself of quite the opposite. The turning point I think was getting used to the idea of <1500 worldwide billionaires. For some reason I thought there were a lot more than that. I suppose I imagined them all hanging out together, puffing on cigars and saying things like "that Elon eh - what happened to just saving the planet without being on the front page of Hacker News every day?".