I’d say we need to reach the point where nuclear Armageddon is no longer possible. Even then, it’s possible we got lucky and nukes were actually more dangerous

I’d say we need to reach the point where nuclear Armageddon is no longer possible. Even then, it’s possible we got lucky and nukes were actually more dangerous than not having them, but we’d at least be able to definitely say that their total kill count is only X, for whatever X turns out to be.