Where Countries Are Tinderboxes and Facebook Is a Match - The New York Times

We came to this house to try to understand the forces of social disruption that have followed Facebook’s rapid expansion in the developing world, whose markets represent the company’s financial future. For months, we had been tracking riots and lynchings around the world linked to misinformation and hate speech on Facebook, which pushes whatever content keeps users on the site longest — a potentially damaging practice in countries with weak institutions.