They do use your likes to tailor content, which someone explored (with hilarious effects) by liking literally everything in his feed for 48 hours: http://www.wi

They do use your likes to tailor content, which someone explored (with hilarious effects) by liking literally everything in his feed for 48 hours: http://www.wired.com/2014/08/i-liked-everything-i-saw-on-facebook-for-two-days-heres-what-it-did-to-me/ http://www.wired.com/2014/08/i-liked-everything-i-saw-on-fac...