iOS is far easier to use up until a certain point, at which the UI model breaks down when you can't fit more features into the UI. The best example of this is

iOS is far easier to use up until a certain point, at which the UI model breaks down when you can't fit more features into the UI. The best example of this is Undo. Shake to undo is the dumbest thing ever (well, dumbest aside from Google's "shake to leave feedback")