One of the most prominent stereotypes about parents is that once someone has kids, something shifts in their brain that makes them feel like the most esoteric bearer of ancient, once unknown knowledge. They smugly remark on how different the world looks now that they've got kids, implying that they've got something far more important in their lives than anything a childless person could be doing. Although I understand how annoying this can be for those on the receiving end of these takes, I kin…