“A habitual indulgence in the inarticulate is a sure sign of the philosopher who has not learned to think, the poet who has not learned to write, the painter who has not learned to paint, and the impression that has not learned to express itself--all of which are compatible with an immensity of genius in the inexpressible soul.”
Outlook 2003 did create the idea of search folders and the whole Longhorn philosophy. You can see it at work in search folders, where instead of having to drop things into individual folders, and things exist only in one folder, you create these search folders and you have the criteria for the search folder.