Apologies if this is mis-categorized; I figure it’s related to mental health.
Websites that promote vices, e.g., gambling, porn, and social media should be required to embed a header identifying the type of content. This would allow them to be blocked at the router level.
Parents could then easily and effectively age-gate mentally destructive content without relying on privacy-destroying internet IDs like this post is suggesting: Require ID to open a Social Media Account. Consider minimum age limit (16 Years)