In the last decades of the 20th century, a revolution in information technology transformed commerce and consciousness, just as the printing press transformed civilization 500 years before. These advances in computer technology and communications would have remained the province of professional scientists and mega-business if not for the introduction of the personal computer, and no person played a greater role in bringing the computer into homes and offices all over the world than William H. Gates, III. Bill Gates was a teenage computer whiz when he dropped out of Harvard to...