Business Insider - Most people are dimly aware that Facebook has a way of tracking what you read in the news. If you "like" a story in The New York Times or on Fox News, then Facebook records that like and uses it to gauge how prominently in your friends' news feeds your recommendation of that story should be. But most people probably don't know that Facebook watches what happens after you leave Facebook to read that story on the news site, and what you do when you come back. The enormous number of "like" buttons that exist on virtually every website, all of which send signals about Facebook users as they surf the Internet, make this task easier for Facebook. Will Oremus at Slate wrote a nice, detailed explanation of the rationale for Facebook's reorganization of its News Feed priorities. You've probably seen in your own Facebook account that there are a lot fewer pictures of cats showing up and a lot more headline-driven content in its place. This happened because although peop
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