First Pavel Durov, the co-founder and CEO of Telegram, was arrested in France, in part due to a failure to comply with moderation requests by the French government. Now we have Brazil banning X/Twitter from the country entirely, also claiming a failure to moderate. How much moderation should there be on social networks? What are the mechanisms for moderation? Who should be liable for what? The dialog on answering these questions about moderation is broken because the most powerful actors are ...