Obligatory Sold a Story podcast link.
I can't help but feel that a lot of this is deliberate, the end result of decades of dismantling the public education system to further divide kids into the upper class in private schools, religious fundamentalists in home schooling, and everyone else abandoned to keep the population uneducated and in worse economic precarity.
Somebody please tell me that the kids are alright 
Yeah, like roofer said below, the old guard of 4chan users from the mid-2000s are mostly made up of millenials. I'm right on the border between millenial and zoomer, and I was around 10 in the days of the earliest 4chan memes.