Perpetual motion in the Presto from Bach’s G minor Violin Sonata

Struggling to comprehend Bach has been a reliable treatment for my quarantine blues. I’m guiding my listening with scholarly articles about his use of rhythm. Joseph Brumbeloe wrote a good one: “Patterns and Performance Choices in Selected Perpetual-Motion Movements by J. S. Bach.” By “perpetual motion,” Brumbeloe means unbroken streams of uniform note values. In …