1.) No. It's another helpful tell. (And what do you mean 'anymore'?) 2.) I'm comfortable with varied comma stylization. 3.) My personal usage of the em-dash h

1.) No. It's another helpful tell. (And what do you mean 'anymore'?) 2.) I'm comfortable with varied comma stylization. 3.) My personal usage of the em-dash hasn't changed in a few decades and I don't see it doing so just because a bunch of folks only just recently learned it exists.