I was reading an email today that pointed something obvious to me: Age checks are a way to ban kids from social media because of how...horrible social medias'

I was reading an email today that pointed something obvious to me: Age checks are a way to ban kids from social media because of how...horrible social medias' practices are? Why not ban the practices social media adopted,rather than the kids from social media? It's like banning kids from school because they could find bullies in the school...