The Intel stuff was all just a gauge to see how it would be recepted in the public. My guess is that you will see an AMD version of their system in 6-12 months, and a general version of the OS for any x86 hardware in 12-18 months.
Also, Cringley knows what he is talking about. He has for a long time, and still does. Hell, he was employee #12 at Apple, and helped move operations out of Steve Jobs parents' garage. That's gotta get him privy to something at Apple.
"If you can, help others. If you can't, at least don't hurt others." -- the Dalai Lama