High-flying tech stocks crashed. The roaring housing market crumbled. And oil, rest assured, will follow the same path down.
Not everyone agrees. In an echo of our most recent market frenzies, some experts pronounce that the "world has changed," and that the demand spikes, supply disruptions, and government bungling we face now will saddle us with a future of $4, $5 or even $10 a gallon gasoline.
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