It’s a joke. PDF is a document format that you need to “export” rather than save in most word processing applications. I’m not sure why.

I mean, I don’t know that ALL of them work that way, but the ones I’ve seen do. I have mixed feelings about the whole scenario.

It’s usually done by posing as a teenager in chats, then they get confronted at the meet-up.

Pretty solid way to identify the right person.

Well, Trump got fewer total votes than last election and still won. So there’s that.