[CWuestefeld]

First, this argument isn't over the share that's due for the purchase of the App itself.

Second, they may have created the ecosystem, but they also created and maintain the walls surrounding it. It sounds like Apple is trying to have their cake and eat it too.

Third, Apple is providing a repository, marketing, searchability, etc., for the app itself. They're not doing anything to "earn" the income from the content. I'll be the first to say that prices aren't based on the underlying cost of a product, but ethically this still seems like a racket.