We run eslint with the fix option and prettier all in one command. It even formats JSON that you paste in for a test and changes the quotes to your preferred quote.
A+
More importantly, Prettier + ESLint fix on save makes coding quicker! I don't have to waste time getting things lined up any more.. I just write write write awful looking code and on save.. boom! it looks nice.
You're not writing a novel, you're not painting a picture.. you're writing code that _I'm_ going to have to read, understand, and modify at some point. Having a consistent style and enforced line lengths makes my job easier. Don't make my job harder just because you want some extra freedom to make your code look weird.
I have no idea what this author is going on about.