The World's Biggest Computer Kept Us Safe from Cold War Commies

Listen to the heartbeat of SAGE (Semi-Automatic Ground Environment), IBM's giant air defense computer, in this propaganda ... I mean, educational ... film from approximately 1956. Weighing in 250 tons and using 60,000 vacuum tubes, SAGE "was the largest computer ever built." It required an acre of floor space. » 3/04/08 12:40pm 3/04/08 12:40pm