Earlier quoted context omitted.
This is outrageously wrong. Back in 2011, the pricing model for "an app in your pocket" was 99 cents. The universal pricing model of apps was a one-time fee and the pricing range was that of an mp3 roughly. 30% of that is a lot. App sales worked only in volume. If you sold software over the internet, you had PayPal, which had a flat fee of $0.35 + 1.7% or so and if your shareware was $30, the transaction fee essentia…
I was thinking about something comparable, where there is a digital storefront, payment processing, security, delivering, installing on all my devices and so on... Steam comes to mind. They take 30% (and I think 5% for credit card or whatever). So I do not think that "outrageously wrong" is characterizing my remarks adequately.
Your phone is general purpose, steam is focused on a narrow band of market
The iOS store adds nothing but cost to the purchasing process, with hilariously terrible discoverability and sorting, steam makes navigating and discoverability breezy and easy
Your phone is arguably not an optional part of your life, whereas nobody ever missed an important call because they weren't on steam
Steam does not take any money from apps or companies for transactions it was not involved in. Here, and in other cases, the costs of doing business with apple extend to people who have no relationship with apple at all