https://www.theguardian.com/technology/2018/jan/11/facebook-news-feed-algorithm-overhaul-mark-zuckerberg

Refresh of the New Feed algorithm will de-prioritize content shared by media and businesses in favor of that produced by friends and family, Zuckerberg says

Mark Zuckerberg announced a major overhaul of Facebook’s News Feed algorithm that would prioritize “meaningful social interactions” over “relevant content” on Thursday, one week after he pledged to spend 2018 “making sure that time spent on Facebook is time well spent”.