Tech feed
2,300
Intel’s 4004 microprocessor, introduced in November 1971, contained about 2,300 transistors. It put a programmable central processing unit on one chip, but still depended on other chips to make a useful computer system.
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.