Using someone who's been comfortably in the top 5 wealthiest people for the past two decades, with a 12-digit estimated net worth is perhaps not a good way to illustrate "not too big."
The main reason I was writing it is that there _is_ willingness from the top tech billionaires to invest in modern nuclear plants. They don’t do it because the politicians don’t let them do it, and it’s not only about regulations, they want to keep full control.