Silicon Valley veterans like to joke that Steve Jobs must be surrounded by a reality distortion field; if you get too close to him, you start to believe what he's saying. Thanks to the success of the iPod, the launch of the iPhone and the renewed interest in the Mac, Apple has made believers out of millions of customers - and made a lot of investors rich. But Philip Elmer-DeWitt believes that an ounce of skepticism never hurts when writing about the company. He should know. He's been covering Apple - and watching Steve Jobs operate - since 1982, first for Time Magazine, then for Business 2.0, and now for Fortune.