Business @ the speed of thought : using a digital nervous system / Bill Gates with Collins Hemingway. Using a digital nervous system Gates, Bill, 1955- Hemingway, Collins. Business enterprises Computer networks. Business enterprises Communication systems. 658 21 GAB Includes bibliographical references and index. New York, NY : Warner Books, c1999. c1999. 1999 Text xxii, 470 p. : http://www.loc.gov/catdir/enhancements/fy0914/99060040-d.html eng