I won't speak for anyone else, but looking at the code samples, pretty much everything I was worried about in terms of readability for ES6/silly uses of 'this'

I won't speak for anyone else, but looking at the code samples, pretty much everything I was worried about in terms of readability for ES6/silly uses of 'this' is present here. It just looks a bit arcane. I appreciate the DSL-for-problem approach, but this is kinda exactly what some of us were worried about.