Book excerpt: Steal This File Sharing Book tackles the thorny issue of file sharing networks such as Kazaa, Morpheus, and Usenet. It explains how these networks work and how to use them. It exposes the dangers of using file sharing networks--including viruses, spyware, and lawsuits--and tells how to avoid them. In addition to covering how people use file sharing networks to share everything from music and video files to books and pornography, it also reveals how people use them to share secrets and censored information banned by their governments. Includes coverage of the ongoing battle between the software, video, and music pirates and the industries that are trying to stop them.