Earlier quoted context omitted.
But doing so wouldn't make that developer's software unusable on Windows.
Being banned from the iOS App Store also doesn't make your software unusable on Windows, or Mac, or any other non-iOS platform. The App Store's exclusivity is precisely the same as that of nearly every video game console.
https://www.filfre.net/2016/04/generation-nintendo/ ->
> In a landmark ruling against Tengen in March of 1991, Judge Fern Smith stated that Nintendo had the right to “exclude others” from the NES if they so chose, thus providing the legal soil on which many more walled gardens would be tilled in the years to come.
All walled gardens suck.