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Making the World Work Better: The Ideas That Shaped a Century and a Company by Jeffrey O’Brien, Steve Hamm, Kevin Maney

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Memory

Storing and accessing information—the raw material of computation—has become so efficient that we are now approaching total recall.

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Magnetic core memory was one of the first ways to store information. The ferrite rings would be magnetized in either a clockwise or counterclockwise direction by the grid of wires, each ring representing a one or a zero.

In the 1950s, Phil Fox was running the Tabulating Department for American Stores Company, which gave him a perspective on what it would be like to have a brain without accessible memory.

American Stores, formed in 1917 when the Acme Tea Company merged with four Philadelphia grocery stores, ...

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