[jachee]

The real AI tell for me is that it—generally speaking—spaces them incorrectly.

An em dash that’s not a sudden interruption shouldn’t have any spacing around it.

[j16sdiz]

AP Style have spaces around it.

It is an interruption to me and I think that little pause is intentional. if the author wants no pause they should have used parentheses

[jachee]

By “not a sudden interruption” I meant something getting cut off mid word.

Also, the AP Style guide is hardly relevant when it comes to most writing—especially creative writing.