They'd still be usable by devs. We'd get VS code on the App Store and some kind of iOS-style ability to run unsigned binaries on some limited number of computers with an Apple Developer subscription.
As for why Apple doesn't care about devs, I don't know, but they are not afraid of massive, breaking changes. Remember a few years ago when they permanently deleted the entire MacOS game back catalog by removing 32-bit support?
As for why Apple doesn't care about devs, I don't know, but they are not afraid of massive, breaking changes. Remember a few years ago when they permanently deleted the entire MacOS game back catalog by removing 32-bit support?