The estimable Possum Comitatus has asked this very question over at Crikey Blogs.
I’ve already added my two bits, mostly referring back to my post Why The Greens won’t win Marrickville from 2007.
Word-whore. I write 'em. I talk 'em. Information, politics, media, and the cybers. I drink. I use bad words. All publication is a political act. All communication is propaganda. All art is pornography. All business is personal. All hail Eris! Vive les poissons rouges sauvages!