Throughout the history of computers, one aspect has plagued and restricted its growth more than any other: permanent storage. From the very first computers that used punched cards and tape for input ...
C. 2500 BCE: Sumerian abacus -- c. 700 BC: Scytale -- c. 150: Antikythera mechanism -- c. 60: Programmable robot -- c. 850: "On Deciphering Cryptographic Messages ...
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