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Many users nowadays use computers with a trackpad, but many of us cannot imagine working with a computer without a classic mouse. Today is the anniversary of the patenting of the so-called Engelbart mouse, which occurred in 1970. In addition, we will also remember the departure of Jerry Yang from the management of Yahoo.

Patent for a computer mouse (1970)

Douglas Engelbart was granted a patent on November 17, 1970 for a device named "XY Position Indicator for Display System" - the device later became known as a computer mouse. Engelbart worked on the mouse at the Stanford Research Institute and demonstrated his invention to his colleagues for the first time in December 1968. Engelbart's mouse used a pair of mutually perpendicular wheels to sense movement, and was nicknamed the "mouse" because its cable resembled a tail.

Jerry Yang Leaves Yahoo (2008)

On November 17, 2008, its co-founder Jerry Yang left Yahoo. Yang's departure was the result of prolonged pressure from shareholders who were unhappy with the company's financial performance. Jerry Yang founded Yahoo in 1995 together with David Filo, and served as its CEO from 2007 to 2009. Two weeks before Yang's departure, Yahoo's CEO Scott Thompson took over, and he made the recovery of the company one of his goals. Yahoo was at its peak especially in the nineties of the last century, but it gradually began to be overshadowed by Google and later Facebook.

Other events not only in the field of technology

  • In what was then Czechoslovakia, the aurora borealis was briefly observable in the evening (1989)
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