You might be interested in taking a look at "Adolescent mood disorders since 2010: A collaborative review" [0] by Jonathan Haidt and Jean Twenge which goes into detailed studies and datasets showing a rise in recent years in teen suicide, as well as the associations between heavy social media use and bad mental health outcomes, particularly for girls [1].

[0] https://docs.google.com/document/d/1diMvsMeRphUH7E6D1d_J7R6W...

[1] https://docs.google.com/document/d/1w-HOfseF2wF9YIpXwUUtP65-...

That’s a heuristic which like all heuristics will fail to work in some cases.

This is one of them - we’ve never had private hostile organizations with immense budgets trying to manipulate and help themselves to the private information of regular people at global scale before.