A “lethal trifecta” of conditions opens them to abuseTHE PROMISE at the heart of the artificial-intelligence (AI) boom is that programming a computer is no longer an arcane skill: a chatbot or large language model (LLM) can be instructed in simple English sentences. But that promise is also the root of a systemic weakness.Explore moreArtificial intelligenceScience & technologyTechnologyThe Economist todayHandpicked stories, in your inboxA daily newsletter with the best of our journalismYes, I ag...