He's just protecting his fortune against Bernie. Spend a billion, keep the remaining 39. Good deal. He will lose even if he does get nominated, and he's OK with

He's just protecting his fortune against Bernie. Spend a billion, keep the remaining 39. Good deal. He will lose even if he does get nominated, and he's OK with that. This is a page directly from Trump's playbook: Trump routinely puts himself into situations where there are several ways for him to win and no way to really lose.