“It's obviously tricky to convert cellulose to a useful biofuel. I think actually the most efficient way to use cellulose is to burn it in a co-generation power plant. That will yield the most energy and that is something you can do today.”

industrialist and technologist, former public official

Elon Reeve Musk is an industrialist and technologist, and a former public official. He is the chief executive officer and largest shareholder of Tesla and SpaceX, and has 186 quotes on the site. He has been the wealthiest person in the world since 2025. In June 2026, he became the only trillionaire, and Forbes estimated his net worth at $1.1 trillion as of October 2026.