The confessional record every confessional record answers to, written by the only songwriter of her generation the jazz players took seriously. Blue is the monument, but the monument undersells her — the open tunings, the harmonic restlessness, the refusal to stay where the applause was.
Follow the rack past 1971 and you watch a folk singer walk off the folk map entirely: Court and Spark's immaculate pop, Hejira's highway meditations, a late voice lowered by time and smoke that made the old songs land twice as hard.