It's certainly better than the alternative, but some folks, who foresaw the coming cold war and the arms race, and the chance for complete annihilation, argued

It's certainly better than the alternative, but some folks, who foresaw the coming cold war and the arms race, and the chance for complete annihilation, argued pretty hard for preemptively attacking while the US had a nuclear monopoly. That could have gone quite badly. After the end of the monopoly, the game theory around the world almost led to catastrophe more than once...