Glamorous behind-the-scenes info

Yesterday I posted about writer friends, and then in today's reading I came across this:

"Phone rang. It was Dave, a writer friend. We talked for over an hour, mainly about punctuation. He has big plans for the ellipsis. He's mad for ellipses. I tell him, yeah, I have similar affection for the parenthesis ..."
--Sarah Vowell, "Dark Circles," Take the Cannoli

As I read this, I nodded along. What do writers talk about among themselves? Now you know.