Eliot Burk performs the 715 four-note chords possible in one octave, an excerpt from Tom Johnson’s The Chord Catalogue, at a speed of one-chord-per-minute. 30-minute silent intermissions will begin at 5:01am, 5:35am, 6:15am, 7:05am, 8:20am, 9:46am, 11:40am, 2:10pm, & 5:25pm.