The Financial Times recently found that ChatGPT (along with Bard, Google’s own experimental chatbot) can tell a joke at least passably well, write an advertising slogan, make stock picks, and imagine a conversation between Xi Jinping and Vladimir Putin. It is understandable that a new technology with such seemingly vast powers would raise concerns. But much of the distress is misplaced. AI’s current detractors tend to understate the pace of technological change that advanced economies have already been living through. In 1970, US employment was roughly evenly divided across occupations, with low-skill, medium-skill, and high-skill jobs accounting for, respectively, 31...