Interestingly, the report makes numerous references to RIAA and MPAA legal actions against file-sharing activity, as well as cites a 2005 Department of Homeland Security report that government workers had installed file-sharing programs that accessed classified information without their knowledge.
The only real "threat" I can make up in my head is that they will be misled to download porn. Downloading their songs is hardly a threat.
Err, I mean it is. Don’t download songs kids, it’s bad practice. Respect those who sue dead people and poor families.
Source: Shadow Monkey