9846 / 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 →
81.56Common-tone bitonality
Two worlds can disagree strongly but share one pitch.
That common note acts as a bridge.
This often sounds more coherent than completely unrelated collections.