In Old Town Road, Chris Molanphy considers Lil Nas X's debut single as pop artifact, chart phenomenon, and cultural watershed. "Old Town Road" was more than a massive hit, with the most weeks at No. 1 in Billboard Hot 100 history. It is also a prism through which to track the evolution of popular music consumption and the ways race influences how the music industry categorizes songs and artists. By both lionizing and satirizing genre tropes--it's...