namely a way to arrange apps into folders or categories on the desktop: communications into one, maps & navigation into another, utilities into a third and so on.
This is not what they did. To arrange apps the app drawer will be the place for such evolution.
Scopes brought content arrangement, actual images or audio files, they acted more like a search engine for various kind of content.
A scope for Yelp could return restaurants nearby. a scope for foursquare was able to search for restaurants, monuments or hotels...