I went from this blog post; to reading the new Functional JavaScript book, and while I've used underscore for about a year; my eyes were half closed to its 'fun

I went from this blog post; to reading the new Functional JavaScript book, and while I've used underscore for about a year; my eyes were half closed to its 'functional' use; now they are wide open to the value of functional style and e.g. bilby.