The wins, the streaks, maybe even the MVP award -- they're all meaningless now to the Dallas Mavericks. The only things anyone will remember about their 2006-07 season is colossal failure and how little Dirk Nowitzki did to prevent it. Dallas didn't merely fail to win a championship. The Mavs didn't even get out of the first round, making it two straight embarrassing playoff exits, both featuring...

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