Photos no more stealing computer time. Story on Washington University https://www.geekwire.com/2017/no-stealing-computer-time-bill-gates-marks-key-milestone-uw-computer-science-expansion/
http://techland.time.com/2007/06/08/bill_gates_the_early_years_dam/ //== dialouge, 2007. says he wrote an emulator for the 8080. says he snuck around to use computers.