Gen Z thinks they’ve figured out a dead giveaway that someone has used ChatGPT — and it might surprise you. The em dash (—) is punctuation loved by writers everywhere, functioning like a comma, colon or a pair of parentheses. It can be used to sum up information at the end of a sentence, encase supplementary information within a sentence, emphasize a point or expand upon something that comes before it, according to Merriam-Webster. But according to Gen Z, the dash is actually a so-called “ChatGPT hyphen.” The phenomenon started gaining attention online after podcasters Daisy Reed and Sapna Rao,...