When we learn his company helped drop the bombs itself, it hits viscerally. Why did you make that choice?

What we were trying to grapple with is a corporation whose stock price goes up when there’s a war and people are terrified. They’d have financial motivation to stoke the fears of war further and further, which might actually cause the bomb to drop. Look around and see what’s happening with A.I., or new technologies in the military space. It feels like everyone’s on this hamster wheel because it’s increasing the number of zeros in their bank accounts, the world be damned. That’s why this felt so interesting and frightening to me. The world might end because a few people needed to get rich.

I interviewed Fallout co-creator and co-showrunner Geneva Robertson-Dworet for the New York Times. Yes, they made the Ghoul sexy on purpose.