Does your friend have an iPhone? The default iOS keyboard has automatically converted double dashes into an emdash for at least seven years now.
Does your friend have an iPhone? The default iOS keyboard has automatically converted double dashes into an emdash for at least seven years now.
I think Google docs does this too, which drives me up the wall when I'm trying to write `command --foo=bar` and it turns it into an M-dash which obviously doesn't work.