In the same article: 3.1.1 In-App Purchase: If you want to unlock features or functionality within your app, (by way of example: subscriptions, in-game currencies, game levels, access to premium content, or unlocking a full version), you must use in-app purchase. Apps may not use their own mechanisms to unlock content or functionality, such as license keys, augmented reality markers, QR codes, cryptocurrencies and cr…
> Oof, I don't envy app developers who have to tolerate this bullshit You're confusing developers with publishers. Developers love this shit, one simple API that's built in to the OS and you can support payments worldwide instead of having to integrate with dozens of payment providers all with their own quirky APIs. Now for publishers, who want to maximise their profit margins and who don't have to actually write the…
As if there are no developers who are also publishers.