That’s not how it was presented in [0], which is one book I had read, among others. And that’s fine if that particular argument is incorrect, the logic of the point I’m making still stands. I can envision a feasible chance of a technological improvement to explosives that would make them ‘completely’ dangerous (kill every last human) if that’s what we’re going for.

[0] https://anniejacobsen.com/pentagons-brain/