How Illegal File-Sharers Give Themselves Away

“A wealthy software executive named Shawn Hogan has vowed to fight a copyright-infringement lawsuit in court rather than settle with the Motion Picture Association of America. According to the MPAA, Hogan made the film ‘Meet the Fockers’ available for download through a BitTorrent file-sharing network. Hogan denies that he did anything of the sort. How do investigators find their targets? They join the networks.”