ww3 is never gonna happen cause al the logistics would get bombed on day 1 and then no one would be able to make the amount of weapons necessary for a long sustained war
ww3 is never gonna happen cause a global cataclysm means saying goodbye to life's luxuries for the forseeable future and resorting to a life of anxiety, being on the alert for marauders, scavenging resources, dealing with bullets instead of currency, challenging the meaning of religion and a general sense of despair