It says something about the uneasy state of press/government relations that editorial cartoonist Tom Toles speaking at a conference on the issue becomes news, but that's the world in which we live. Toles accurately points out that the key isn't the assurance of legal guarantees but evidence of the desired result: a skeptical, well-informed citizenry.
For a sign of the times article on the cartooning profession itself, this article seems consistently surprised that its subject is making a living doing cartoon art.