(From Chris Rowe of Midnight Crow, via GrrlScientist's Punctuated Equilibrium blog at the Guardian, and digitalemur.)
The Poll Bludger blog at Crikey.com.au had a post this morning on the Alternative Vote referendum which the UK is having on Thursday.
Wikipedia's page on the referendum.
My thinking? No matter what kind of voting system you have, cats will never become organized enough to form a political party.