Longhorn - two years away

Interesting quote from this :
"In other words, the point is to knock down the walls that separate data in a Windows environment. For instance, Outlook Calendar data would no longer be restricted to Outlook, but could be utilized by other applications, so long as they are designed to work with WinFS. "

Oh dear...
KDE already has this, and it's nothing to do with the file system - it's DCOP messaging.
More sledgehammers to crack a smallish nut from Micro$oft.