ChatGPT Will Follow User Preferences on Em Dashes

Sam Altman announced on X that ChatGPT will now adhere to custom instructions regarding em dashes, responding accurately when users request their exclusion. This change comes as the presence of em dashes has become a marker for AI-generated texts, leading to increased scrutiny of written content. The abundance of em dashes in AI outputs may stem from the extensive training data used, which includes various written works where the punctuation is prevalent. Users are encouraged to be vigilant when assessing whether a text is AI-generated based on punctuation use.

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