“They ran out of almond milk for my latte!” Sound like a first world problem? Caffeine has become a political metaphor, with conservatives complaining about “latte liberals” in the media and Newt Gingrich deriding the New York mayor’s tax hike plan to fund universal preschool as “small soy latte liberalism.” How did connotations of affluence and left-wing leanings take hold in our choice of coffee drink? Anna North wrote about the issue in an opinion piece for the New York Times.