Marc Cortez linked to this illustrated essay by Stephen Fry which deals with language, creativity, and grammar police.
Stephen Fry Kinetic Typography – Language from Matthew Rogers on Vimeo.
I think Cortez is correct to say there needs to be a balance of correctness, creativity, and contextualization.
I agree. And pedants irritate me as well. There is very little that “ought” to be when it comes to language. There is only what “is.”