The secret rules of the internet | The Verge

The moderators of these platforms — perched uneasily at the intersection of corporate profits, social responsibility, and human rights — have a powerful impact on free speech, government dissent, the shaping of social norms, user safety, and the meaning of privacy. What flagged content should be removed? Who decides what stays and why? What constitutes newsworthiness? Threat? Harm? When should law enforcement be involved?