A pig for Neo and a bull for Morpheus -- that's The Meatrix, a Flash animation based on the blockbuster sci-fi movie The Matrix. But that is where the similarity of the plot ends. The Meatrix is about reality, The Matrix is ultimately ameliorative fantasy. The creators of The Meatrix, Washington, usa-based Free Range Graphics, want you to believe both represent something pernicious -- the machines controlling lives in the film, and factory farms producing meat in the US