The touchscreen is one of the most consequential inventions of modern times. They are now virtually everywhere and used by virtually every person every day.
The start of this story is tricky to determine, though.
A patent for a cathode-ray tube (CRT) screen that could react to touches of a stylus was filed as early as 1946. But it wasn’t until 1965 that a screen with capacitive properties, meaning it could react to the electrical charge of a human body, was proposed.
And the first touchscreen to enter real-world use was created in 1973, when scientists at CERN eliminated the need for thousands of physical controls on their new particle accelerator.
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The potential for wider use of the technology was obvious, but…
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Source www.autocar.co.uk
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