Just do what China does, how fucking hard is it? They have 4x, almost 5x the population of the US.
STEM or verifiable educational content only. Have a review team and an AI that moderates content. No politics, no stupid dances, no monetization of content, no slop, and only credentialed people can post on certain topics (ie a delivery driver shouldn't make posts on theoretical mathematics).
It's what happens in China with Tiktok. The Party said Tiktok needed to have educational content instead of stupid content. Tiktok complied.
The CCP may be many bad things, but they don't fuck around when it comes to education and making sure their youth aren't wasting their youth on stupid dance videos.
STEM or verifiable educational content only. Have a review team and an AI that moderates content. No politics, no stupid dances, no monetization of content, no slop, and only credentialed people can post on certain topics (ie a delivery driver shouldn't make posts on theoretical mathematics).