Each Facebook Group has its own set of admins/moderators, appointed by whomever created the group--i.e. normal users who are trying to create an online communit

Each Facebook Group has its own set of admins/moderators, appointed by whomever created the group--i.e. normal users who are trying to create an online community on a platform that they have no real control over (just like subreddit moderators on Reddit). I assume that's what it's talking about.