College students may be the largest single demographic of concern in the recording industry’s fight to stem the tide of illegal file-swapping of copyrighted music and movies. But “the University of Florida has developed a tool to help extricate the school from the morass of peer-to-peer file trading, and early results show that it’s succeeding.” Still, there are concerns that Icarus, the program that stifles the swapping, is restricting student use of other, more legitimate internet functions.