That may b true. I just saw that today : https://theconversation.com/down-ranking-polarizing-content-lowers-emotional-temperature-on-social-media-new-research-271071
Discussion
Well, I certainly don't mean changing them in the way described in this article :)
This research is precisely backwards - using centralized algorithms to manage people's emotional states by hiding content academics deem "polarizing". Thats true hell.