Earlier quoted context omitted.
> Where you come down on it should be based on the law. The comment that you responded to included facts that would support the idea that Apple's behavior is against the current law. When they said that " said marketplace constitutes 50% of the consumer market" This is a reason as for why Apple is breaking the law. It is an argument that Apple has significant market power, and is engaging in anti-competitive actions,…
What courts will need to decide is what constitutes a "market." The arguments against Apple all seem to hinge on the market being "people who own iOS devices," while the argument in favor of Apple all seem to hinge on the market being "people who own a smartphone." In one of those, Apple is a monopolist. In the other, Apple isn't even the biggest company.
From elsewhere in the thread, Apple's app store revenue is 3x Google's and they both charge about the same in fees.
The number of phones or iOS users seems irrelevant to the sales that go through the app store, and that apple is using its position as the app store owner to force app developers to use other apple products like Apple pay