Yes, really. The world is obese with fantastical conclusions propagated by terrible practice of first hand experience and thus spreads rumors and worse.
Yes, it is a certainty. Abundantly clear from direct experience myself, and consistent evidence between other experiences that it is at least a descriptor of a symptom of the increasing concern of conflict in our zeitgeist.
Speak of what you know, for what you don't, be quiet. Something like that.