No, he's not an engineer or a scientist. He paid others to do the work. They did the work. > "at least three industries" He bought other companies that were a

No, he's not an engineer or a scientist. He paid others to do the work. They did the work. > "at least three industries" He bought other companies that were already started. Bought, not founded and not invented technology himself. Somehow, when it comes to billionaires, "I paid a writer" becomes "I wrote a book".