TikTok executives ~~know about~~ discussed some of the app’s possible effect on teens
The pseudo-science is too damn high. Everybody has some anecdote but there's not much actual evidence.
Personally I think kids are more depressed because the world is actually shitty and for the first time in history the kids are actually aware. This is an opportunity for progress but instead the kids are punished for escaping the hegemonic narrative.