For more than 30,000 years we have been the only art-making species on Earth, give or take the odd paint-throwing Neanderthal or chimpanzee. Art is the oldest and most spectacular triumph of human consciousness, from Lascaux to the Sistine Chapel. But a new generation of artificial intelligence (AI) art software may be about to end that. It will whip you up a Picasso or a Turner in an instant, or apply their styles to any theme you picture, from Liz Truss dancing in a supermarket to a brawl in a 1970s disco. Stable Diffusion and competitors such as DALL-E 2...