why are people insisting that an em-dash is exclusive to llms somehow, when on a mac it's super easy to type dash, en-dash and em-dash — just type dash, option

why are people insisting that an em-dash is exclusive to llms somehow, when on a mac it's super easy to type dash, en-dash and em-dash — just type dash, option + dash or shift + option + dash. I got used to defaulting to em-dash (even if incorrectly) and now I'll be categorized as an llm for that?