🤣

probably correlation to what they use it for, I am gonna go out on a limb and say those who use it more participate in more, let's say doomscrolling.

I reckon if you do a controlled study of longer usage for stuff like sudoku and other brain teasers you wouldn't see the numbers rise after 2 hours, but would probably rise at a higher number when it starts affecting their physical activity levels

As others have taken guesses I will too. I think it’s along the lines of not being lonely, so if they get a sense of community from the internet they’re good. However, using the internet or social media more is typically associated with depression or loneliness.