I found an incredibly interesting read. This is an econ writer, but this really made me stop and think. The sections on social media and how it relates to addiction and distraction were interesting. In the end, Facebook is selling not a product in the traditional sense, but like any other media system, it is selling you (users). They tally your likes, score you on friend connections and can sell screen space for advertisers.
Here's another good one on marketing and plantation style capitalism.