It stands to reason therefore that the people who remain online to comment may have lower levels of mental hygiene by virtue of their ongoing exposure to the internet and social media, thus resulting in a gradual decrease in sentiment over time.
[0]: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7364393/#:~:tex...
We have some experience now how technology created a lot more problems where we rushed into solutions without thinking of the consequences. It's experience based technoscepticism.
If social media could can polarize countries, imagine what a readily available reasoning engine can do.