> >writes with dash

> Yet, somehow, I'm quite confident you're not an AI.

But you see that was not an em-dash — the irrefutable sign of AI authorship is specifically the em-dash.

Irrefutable eh? As someone who has used em dashes in my writing my entire life, these comments drive me crazy! Where exactly do you think that they learned to do that?

E.g. 2018: https://news.ycombinator.com/item?id=17598113#17598506

Banana battery: zinc nail, copper penny, spark— lunch powers the clock.