A Burkinabe teenager who used artificial intelligence to post fake news of a French coup on social media got more than he bargained for. As well as millions of views and tens of thousands of “likes”, he also acquired a certain notoriety – and French President Emmanuel Macron, for one, was not amused. And what he had planned as a moneymaking scheme netted him only €7 (US$8), he said. But he has no regrets. “Coup d’etat in France,” declared the video posted by the 17-year-old, showing what...