4862 / 18210 · Workshop 31 — “Giant Steps”: Coltrane Changes, Major-Third Key Cycles, Ultra-Fast Tonal Reorientation, and Surviving Harmony That Moves Faster Than You Can Think← prev⊞ allnext →
31.71Level 33 — extensions selectively
On tonic:
maj9.
On a longer dominant:
13 or ♭9.
On rapid connectors:
shells.
Use duration to decide harmonic density.