This year millions of people have tried and been wowed by artificial-intelligence systems. That is in no small part thanks to OpenAI’s chatbot ChatGPT. When it launched last year, the chatbot became an instant hit among students, many of whom embraced it as a tool to write essays and finish homework. Some media outlets went as far as to declare that the college essay is dead. Alarmed by an influx of AI-generated essays, schools around the world moved swiftly to ban the use of the technology.