James Cameron has long linked The Terminator to his concerns about artificial intelligence. Groups such as the Future of Life Institute (FLI) are already campaigning to reduce existential risks from AI, nuclear weapons and climate change. You can:Article continues after this ad AdvertisementSign open letters and petitions calling for limits on autonomous weapons and high-risk AI systems. calling for limits on autonomous weapons and high-risk AI systems. The message from Cameron is clear: we can’t afford to wait for this kind of science fiction to become reality.