Coupled with a media (traditional tv, print, modern online) whose purpose seems to be purely to exacerbate divisions and perceived social tensions; giving voice to only the most radical on any spectrum on any issue all in the name of getting clicks to sell ads to; it's again not hard to see how groups are drastically losing empathy and support for one another.
America has become a model of how not to approach the goal of creating and supporting a healthy society. One would hope that lessons would be learned from it, but it seems that Western Europe is gung-ho to follow almost every footstep.
As people in tech, there should be no doubt of the contribution we've made, or leadership provided, to the above.