It was using “–” as an em-dash out of em-dash context that sent it over the edge.
Imagine an engineer, “Really need to tighten this bolt… Toss me a hammer!”
But, you’re right. Most people online don’t live under the Grammar Nazi rule, for sake of convenience and casual comms. But in the case of this person’s own context, gawd damn. Got their major from Captain Crunch U.
I always remember the ‘pp’ by imagining it as some suburban estate. “Philip Pines”