Real-Time Improvisation by David K. Barton, recorded December 29, 2020, PLATO’s PilotHouse, Michiana. PLATO, No. 2564, “Searching for Unknown Prey” (David, & Boyd Nutting, 8/14/12) 13:02-17:50, Tr -12 & looped; with, PLATO, No. 2565, “The Permutations of Water over Stones” (David, Boyd, & Jeff Campbell, 8/22/12) Tr -1, also looped.