Jakob Nielsen on the Office 12 UI design

Jakob Nielsen, the guru of application and web usability for a generation, is weighing in on Microsoft’s new office 12 user interface paradigm. He seems to indicate that the new paradigm, one he calls "what you get is what you see," will be transformative. I am wondering out loud if this will be one of those Dvorak keyboard moments. I tend to agree that the new paradigm is a better one, but wonder if a generation of folks trained on the old Microsoft standard will have difficulty adapting to the new model no matter how superior it is. I guess this is where I officially become old, and start talking about the new fangled things these kids are using ...