I applaud the author's use of detailed documentation and the ability and willingness to dig deeper into the technical side of what he believes to be the problem. As soon as I had installed the Firefox addon Noscript I began to notice the facebook scripts put in place on many sites having nothing to do with Facebook. Their real interest is not in being nice by providing you with a free service, but in using data aggregated by its large user base in order to find patterns - and to sell that information to the highest bidder. Pretty soon advertisers and governments will know more about you than you do yourself.