This article did some good research on the potential of Elon having been flipped during Trump's term, after initially vowing to try to undermine him: https://decodingsymbols.wordpress.com/2021/02/13/elon-musk-the-x-bank/
He still talks about implanting people with AI which makes me wary, but it's possible that it's about maintaining the continuity of personality for optics.
Did you read the article?