... but also this (and the second graders hosting Minecraft servers for friends, and etc. etc.) is yet another reason why we need basic, accessibly-written "tips and scripts for better moderation of good-faith communities". As part of small-child-aimed conflict resolution pedagogy.
Also I'm just imagining one of this generation walking up to a job in a handful of years, like "Yeah so I have ten years of small-scale social media moderation experience."
"... WTF, you're literally barely 18."
"*counts on fingers*.. yeah, ten years."