http://www.circleid.com/posts/20130111_top_ten_internet_law_developments_of_2012/

http://papers.ssrn.com/sol3/papers.cfm?abstract_id=912524

http://www.forbes.com/sites/timworstall/2013/01/10/the-eu-warns-tech-firms-opt-out-is-no-longer-good-enough/

http://www.telecompaper.com/news/ftc-wants-new-law-if-industry-do-not-track-scheme-stalls–917051