If you've used ChatGPT — or seen AI-generated text — you've likely spotted an em dash. The punctuation mark is not new, but it has been flung into the forefront of social media and everyday writing ...

Sam Altman has announced what he calls a “small but happy win”. His reason? If you tell ChatGPT not to use em dashes, it finally listens. This might sound like a tiny victory in the world of ...