Elon Musk is the man of todays generation. Buffett is old money by now. Which one is more economical? If economical is best benefit for the larger body or population than Elon Musk. I say that due to the Buffett entry into solar energy industry. The model post his entry for contractions considering installations of solar found flaw in amortization that made it less valuable for the average customer when a benefit was present.