I don't think there is any philosophy that suggests having polio is a good thing.
Microsoft's philosophy is to 'do things better.' And Vista has given us lots of opportunity to do that.
There's a basic philosophy here that by empowering...workers you'll make their jobs far more interesting, and they'll be able to work at a higher level than they would have without all that information just a few clicks away.
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.