I'll provide a very brief reply that while there is a proliferation of groups—and Dr. Perry can maybe comment on the Canadian context—in the U.S., the vast majority of postings online are generated by a tiny group of individuals. This is not a random distribution problem across society. It is highly concentrated among a few people who are extremely aggressive and proactive in this space and a large number of followers who are hangers-on.
On May 31st, 2021. See this statement in context.