Internet song-swapping services allow users to trade music without paying for it. some people believe that this allows users to discover new artists. officials in the music industry, however, do not see it that way. they compare file sharing to shoplifting. the industry believes that these networks are responsible for low cd sales. it has argued that pe ople avoid paying money for music because they know they can get it free. the industry has already shut down several song-swapping services.