jan 22, 1680 - Binary Code
A binary code represents text, computer processor instructions, or other data using any two-symbol system, but often the binary number system's 0 and 1. The binary code assigns a pattern of binary digits (bits) to each character, instruction, etc.
The modern binary number system, the basis for binary code, was invented by Gottfried Leibniz in 1679
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history of the computer part 1