The long read: As social media has become more inhospitable, the appeal of private online groups has grown. But they hold their own dangers – to those both inside and out
By limiting the number of people a user can share posts with, Facebook et al could help flatten the curve of misinformation, says Economist correspondent Leo Mirani
Company did not name explicitly Facebook, but announcement comes amid growing movement to boycott the social network for not doing enough to stop hate speech