He didn’t just use the lazy singular dash (“-”) as a pause between his thoughts, or even the more time-consuming double-dash (“–”). Nope. This man used a proper em dash.
That is, the kind that required him to hold down the dash button on his iPhone for that extra second, until the “—” appeared, then choose it from among three options. I don’t remember what his messages actually said. But he obviously really liked me.
I’m a writer; it’s natural I’d have a thing for grammar. But these days, it’s as if our punctuation is on steroids.