As long as social media won't corral fiat lies with the assistance of enforced moderated dialogue as to truth and lies, the X-factor intrinsic to how our brains compute will be dangerous to human survival.
Human nature is in fact predictable. It just doesn't work like many people think, and the solutions known now for about 400 years, are too hard to swallow when people can just hollar past each other.
Here is how brains compute, and truth and lies intrinsically compute out of them and the evidence for that:
https://medium.com/liecatcher/how-your-brain-computes-41ebe7428ff9