Interestingly the very reason why nuclear weapons and the logic of their deployment are so dangerous and unstable, so much that two geopolitical adversaries wit

Interestingly the very reason why nuclear weapons and the logic of their deployment are so dangerous and unstable, so much that two geopolitical adversaries with lots at stake actually agreed on never using them, led us nowadays to underestimate the danger of nuclear arsenals because in so many years "nothing bad happened". Human psychology is just not very well adapted to stay in perpetual alertness. We tend to normalize situations unfold over long periods of time.