Depends on what you mean with unify? Apple locked up macOS more and more over the years and I guess or fear, it is just a question of time until you can no long

Depends on what you mean with unify? Apple locked up macOS more and more over the years and I guess or fear, it is just a question of time until you can no longer install apps outside the App Store. After that the difference between macOS and iOS is just the UI.