like many young californians, steven jobs has a penchant for the western casual and a love of the scenic outdoors. and in the silicon valley, jobs is the classic example of the computer industry's philosophy which says, take a chance, you've got nothing to lose. six years ago, working in this garage, jobs and a high school classmate quit their positions at large electronic companies and, using tiny silicon chips, built this small computer board. it became the technical core of the apple computer and led to a $250 million business and the most popular typewriter-sized computer on the market today. jobs is now only 26 years old. he is apple's chairman of the board and is successful, he says, because of the silicon valley's entrepreneurial risk culture. >> the penalty for failure for going and trying to start a company in this valley is nonexistent. there really isn't a penalty for failure, either psychologically or economically, in the sense