In previous versions of Microsoft Outlook (the classic app), you could view the HTML code of an email by opening the email, right-clicking on it, and selecting “View source” from the context menu.

With Markdown, writing HTML-formatted documents is as easy as writing plain text. Software developers use it, but so do many others.

A person could repeatedly edit generated text and check it against a detection tool until the text is identified as human-written — and that process could potentially be automated.