Great until: Stay minimal, my people! It's good that it works for him but it's different strokes for different folks. I'd previously assumed the sterile environments you often see in "my desk" photos were staged for the photo but clearly not.
I know more creative and productive people with a little clutter than none at all. That said, Al Gore's desk sets my teeth on edge ;-) http://www.dailygalaxy.com/photos/uncategorized/2007/11/25/a... .. I find having my computer organized cleanly to be far more beneficial because that's where I spend more of my productive time.