The first computer bug was a real moth
The term "computer bug" comes from a real moth found causing errors in the Harvard Mark II in 1947, now preserved at the Smithsonian National Museum.
The term "computer bug" originated from an actual moth. In 1947, engineers debugging the Harvard Mark II computer found a moth trapped in a relay, causing a malfunction. Computer pioneer Grace Hopper taped the insect into the logbook, noting it as the "First actual case of bug being found."
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