Facebook's job is to show you what people in your network are sharing with you, filtered to what seems most likely to keep you engaged with the site. It's not t

Facebook's job is to show you what people in your network are sharing with you, filtered to what seems most likely to keep you engaged with the site. It's not to act as peer reviewers for the "news". All these people suddenly complaining about "fake news" are really complaining about the unwashed masses' content preferences and world views. Maybe the urge to complain is justified, but it's aimed in the wrong direction.