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Wi-Fi
Wi-Fi was created as a marketable name, not as a formal abbreviation for wireless fidelity. Its connection with that phrase comes from branding history rather than the name of the underlying networking standard.
1991
The camera widely remembered as the first webcam watched a coffee pot at Cambridge in 1991, initially over a local network. It became accessible through the World Wide Web in November 1993.
1964
The first mouse prototype in Douglas Engelbart’s research program was built in 1964 with a wooden body. Engineer Bill English constructed the device, which tracked movement using two perpendicular wheels.