There are limits to how much he can borrow against his assets, both due to banking risk models and Tesla bylaws. He's too close to those limits already to borrow another $20B.
What are the limits and where is he now? Please tell us.
You have no idea how rich this man is, people need to stop acting like they do.
"Musk himself has committed to put up $33.5 billion, which will include $21 billion of equity and $12.5 billion of margin loans against some of his Tesla Inc (TSLA.O) shares to finance the transaction"