It appears their interest lies in: (a) having a competitive advantage in raw, large-scaled _metrics_ that Google does not have (see also: Facebook's emotion an

It appears their interest lies in: (a) having a competitive advantage in raw, large-scaled _metrics_ that Google does not have (see also: Facebook's emotion and behavioral studies[0]) (b) Being able to monetize their advertising platform better. They are well aware that their current numbers are blown up by fake likes, and clickfarms [1] At least this is just my take. I'm sure there are also other interests behind the scenes. [0]: http://www.nytimes.com/2014/06/30/technology/facebook-tinkers-with-users-emotions-in-news-feed-experiment-stirring-outcry.html?_r=0 http://www.nytimes.com/2014/06/30/technology/facebook-tinker... [1]: https://www.youtube.com/watch?v=oVfHeWTKjag https://www.youtube.com/watch?v=oVfHeWTKjag