After 4 Decades, a Cold War Symbol Stands Down - New York Times

After 4 Decades, a Cold War Symbol Stands Down - New York Times: "The technology of the time dovetailed with the goals of “hardening,” as it was called, and burrowing down — in Cheyenne Mountain’s case under 2,000 feet of granite. The centralized mainframe computer was the model then, too. And just as the old Soviet threat has been supplanted by the shadow world of global terrorism, so too has the mainframe been thrust aside by the modern notion of decentralized networks that can be better defended by being dispersed."