"If you had to give a name to the whole apparatus, what would you call it?" "Hmmm," Waterhouse says. "Well, its basic job is to perform mathematical calculations--like a computer." Comstock snorts. "A computer is a human being." "Well . . . this machine uses binary digits to do its computing. I suppose you could call it a digital computer." Comstock writes it out in block letters on his legal pad: DIGITAL COMPUTER."