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IBM's Watson debuted for a national prime time TV audience last night on CBS' Jeopardy. Well, to be accurate, his avatar glowed behind his center-stage podium. He did however have a real button to push when he was ready to tee up a Jeopardy-formatted question-as-answer. The button was activated by a specially designed application running within his offstage IBM POWER7 server cluster, complete with IBM Scale-Out NAS (SONAS) storage.