At the DNC Convention, we were told Barack Obama didn't just rescue GM and Chrysler, he preserved a million jobs. He saved the entire auto industry. He invented a catalytic converter that churns out rainbows. Hosannas came from nearly every speaker, particularly former Michigan Gov. Jennifer Granholm, whose antics fell just short of the standards required for involuntary commitment in North Carolina. But the whole story, writes Steve Chapman, is not quite so simple or rosy as you might conclude.