He’s the perfect lord and master of a world that he and Melissa created.
Why the hell would he want to insert himself in the wider religious/social/economic disaster that the rest of the world represents.? Rulers sometimes have to be ruthless, and I think Bill has remade himself into a good stinking rich, pampered, self-satisfied man.
Good for him. If I could have any job in the world, his would be it. I want to find the most cost effective ways to piss away~ billions doing the most good for my fellow humankind as possible.
To be blasphemous about it, isn’t that sort of like asking why God hasn’t left Heaven to take the reins on the Earth?