Swift is a perfect, golden avatar of our moment, a child of the new century who understands celebrity as a form of constant curation of one’s brand the way that Madonna, a child of the old century, understood it as an act of persona creation. Whether or not she is a Trump supporter, she is an embodiment of Trump culture. And with this single, which broke a YouTube record in its first 24 hours, she has slouched in at the last minute to grab the title of Song of the Summer, or at least Song of the Summer We Deserve.