The confidential data reveals that 65% of all music files are “unpaid” but the vast majority of these are obtained through offline swapping. The report further shows that cyberlockers such as Megaupload are only a marginal source of pirated music.
More:
http://torrentfreak.com/riaa-online-music-piracy-pales-in-comparison-to-offline-swapping-120726/
