Nor did the DoJ like it when companies tied their software to their hardware, so IBM decided not to make its own PC operating system. IBM chairman John Opel asked a friend who served with him on the board of the United Way if she knew anyone who could provide an OS for his company’s PC. Her name was Mary Gates, and her son, Bill Gates, had a company that fit the bill: Micro-Soft. (They dropped the hyphen later.)

