Will you update your book to this new version?

I'm a big fan of Semantic. But what I'm missing is a 'pure react' version.

Well, I'd say that those are two different thing. If you want to try Meteor + React (with redux) here you can find a series of medium posts that will clarify most of your questions: how we redux

I tend to base my linter on theirs - using ESLint has made that a trivial task - though I usually change some minor rules about spacing and the use of commas