Its a good article.<p>Force touch is a good example of this. Adding a new action without any signifier for its availability or its purpose when we already have a baffling mix of durations and gestures. Madness.<p>An innovation by a platform would be to invent a new way to aid discovery &#x2F; learnability of a UI not just add a new input. For example gestures - there should be a system standard way to be told about the available gestures and their effect for each screen - a bit like browsing a menu to learn what a tool can do. Instead its left to each app to try and invent a tutorial mode.