Usually users on HN are conscientious and civil, until they are out of their comfort zone or world view, then it becomes like any other trashy forum with insult

Usually users on HN are conscientious and civil, until they are out of their comfort zone or world view, then it becomes like any other trashy forum with insults like "hippie nonsense". Science and data are some of the best tools humans have ever found, but they are not the sole arbiters of truth and efficacy.