Does Facebook really rip off that much non-posted comments? I know they advertise Likes, but I haven't seen much more. This doesn't necessarily detract from t

Does Facebook really rip off that much non-posted comments? I know they advertise Likes, but I haven't seen much more. This doesn't necessarily detract from the bigger argument which is it is useful to know the research relevant in your field. By analogy... Many hedge funds don't act like they know current financial theory. (Example: Icann) Others (Example: AQR) base their entire existence on being current on research.