I just went to a screening of an amazing documentary called Good Copy Bad Copy.
We had a nice little sit-down Q&A/debate with the filmmaker. Super cool dude.
It discusses copyright laws, piracy, sampling, from the viewpoints of artists, suits, pirates, Danger Mouse, Girl Talk, MPAA, IFPI ..
It's free on ThePirateBay.org and Google vids, licensed under Creative Commons.