[kitsunesoba]

They probably won't ever fully merge the UIs of macOS and iOS, but given that the underpinnings of the two are so similar it would make a lot of sense for iPadOS to be able to suspend its touch-based userland and boot up a macOS-based KB+mouse userland.

[Veliladon]

Mac Catalyst is basically UiKit userland for macOS. I think Springboard and Finder will remain discrete UI paradigms but I think iPadOS might be going towards a place where it can use either depending on what it has connected (see: https://www.macrumors.com/2022/05/06/apple-patent-ipad-with-...).