> Apple is already pretty clear in its developer agreement [0] that the 30% commission is for "its services as Your agent and/or commissionaire" (Schedule 2 3.4), not for its services as a payment processor. They are contractually allowed to take the 30% fee out of payments collected, but merely using a different payment processor doesn't remove the obligation to pay them for their other "services as Your agent and/or commissionaire".
0: https://developer.apple.com/support/terms/apple-developer-pr...
In addition, from the original ruling:
> Yvonne-Gonzalez was skeptical of the 30% fee during the trial, and in the ruling she was suspicious about Apple's justification of the commission, writing that "the 30% is not tied to anything in particular and can be changed," but did not order Apple to do so.