[novok]

TBH I think it's fine to prevent access to updates that update the app to work with the updated OS. That is work and I think it's fair to charge for it.

[alisonkisk]

It's absurd to use an OS that will arbitrarily lock you out of your old apps when you update

[psifertex]

It's absurd to think that OS updates should in perpetuity guarantee compatibility with all prior versions.