You're right that it does often come with a moral tone, but comments on HN aside, I think this guy's post is the least moralizing, least preachy, least "magical

You're right that it does often come with a moral tone, but comments on HN aside, I think this guy's post is the least moralizing, least preachy, least "magical" article I've ever read on the subject. If you keep reading down to the comments, you'll find this backed up by his responses.