Real-Time Improvisation by David K. Barton, recorded May 21, 2019, PLATO’s Pilot House, Michiana. From 00:00 to 13:24, and from 13:24 to 26:48 of PLATO, No. 1946, “Beyond Closed Composition”, (David, Marian Stetler-Emery, & ‘Vid Grande, MIMF XX, No. 4, 5-21-2010).