When a major artist releases a new album, the first thing to follow is the onslaught of think pieces. And when Beyoncé released Cowboy Carter earlier this year, the tone of these think pieces – especially on this side of the Atlantic – was one of slightly baffled congratulation. Here, at last, was a pioneer who might drag this hidebound genre – of sequins and satin, of lachrymose, middle-aged songs about drink and divorce – into the modern age.