9828 / 18210 · Workshop 81 — Polychords and Bitonal Hearing: Two Harmonic Worlds at Once, Upper Structure vs. True Polychord, Controlled Clashes, and Making “Wrong” Chords Sound Intentional← prev⊞ allnext →
81.38Rhythm preserves layer independence
If LH and RH attack together every time:
ear fuses them.
If RH repeats its own pattern while LH harmony changes independently:
two layers become clearer.
This is fundamental polychordal orchestration.