Stumbled into interesting, and at times surreal, footage of Frank Zappa on CNN Crossfire where he debates free speech & censorship as it applies to music lyrics.
Wikipedia has more to say on the subject, indicating that these appearances were part of a larger debate started by the Parents Music Resource Center in their campaign to create a rating system for music similar to that used by the MPAA. The result was a little different than they hoped, but now CDs with explicit lyrics do carry a relevant generic label we’ve all seen.
Check the two appearances out below – well worth watching if only for Zappa’s arguments: