Gates Foundation is rattled by Trump’s threat to its mission

On December 27, Bill Gates, the billionaire philanthropist, made a trip to Mar-a-Lago for dinner with Donald Trump. Some people around him were surprised that he had decided to go, but Gates wants to talk to whoever will listen. The dinner lasted three hours, and Trump seemed to enjoy himself, a person close to him said. They talked about polio — an interest of both men — and Gates left the meeting “frankly impressed” by the incoming president’s interest in global health.

Or so he told The Wall Street Journal. His comments, which he reiterated to…