Earlier quoted context omitted.
And where did you suppose AIs learned this, if not from us? Turns out lots of us use dashes — and semicolons! And the word “the”! — and we’re going to stuff just because others don’t like punctuation.
I find it disturbing that many people don't seem to realize that chatbot output is forced into a strict format that it fills in recursively, because the patterns that LLMs recognize are no longer than a few paragraphs. Chatbots are choosing response templates based on the type of response that is being given. Many of those templates include unordered lists, and the unordered list marker that they chose was the em-das…
To me, “ah ha, gotcha, AI wrote this!” comments are more common and tedious than the AI-augmented comments themselves.