12351 / 18210 · Workshop 99 — Accompanying Another Musician: Following a Singer, Leading Without Controlling, Recovering from Unexpected Changes, and Making the Piano Behave Like a Listening Partner← prev⊞ allnext →
99.77Level 51 — reharmonization permissions
When accompanying someone else:
your reharmonization affects their pitch context.
Therefore:
the more unexpected the substitution,
the more trust/experience/shared language is required.