New theory on ambiguity in language

Kes: I don't think I agree that the intention of language is always to communicate information clearly, considering how much poetry, plays, songs, and other works created by wordsmiths tend to play with and exploit ambiguity in language; it seems to me that ambiguity must, to some degree, be intentionally cultivated, as opposed to an arbitrary circumstance.
http://web.mit.edu/newsoffice/2012/ambiguity-in-language-0119.html

Margaret atwood: defender of the SF genre?

WTF?
http://www.themillions.com/2012/01/a-journey-to-planet-x-margaret-atwoods-in-other-worlds.html