I wouldn't say it's a Holy Grail or Magic Wand, or whatever you want to call it. I would say: learning a (pure) functional language, or taking a university cour

I wouldn't say it's a Holy Grail or Magic Wand, or whatever you want to call it. I would say: learning a (pure) functional language, or taking a university course on it, is a religious experience. One that every programmer should go through to learn a new way of looking at problems.