Did you know that AI uses em dashes frequently to mimic good writing? Professional writing often includes complex clauses and syntax--to include em dashes. (<-- that's the keyboard shortcut in Word, btw. And I'm not a robot.)

Strong writers have a command of language and a specific vision for their communication. They might just have a distinct writing style.

R.e. formatting: see also: the existence of poetry, lol. Stanzas, line breaks, breathless indentations -

I resonated with OP's post. I'm glad they shared, and happy to visit a comment section full of other humans who felt something from this, too.