This report looks at file sharing in the post MegaUpload era. The main finding — file sharing did not go away. It did not even decrease much in North America. Mainly, file sharing became staggeringly less efficient. Instead of terabytes of North America MegaUpload traffic going to US servers, most file sharing traffic now comes from Europe over far more expensive transatlantic links.
http://blog.deepfield.net/
http://blog.deepfield.net/