Relying instead on the dozens of buttons of a keyboard was ... introduced the push-button telephone in 1963, gradually supplanting the previous pulse-dialing rotary phone over the next two decades.

Relying instead on the dozens of buttons of a keyboard was ... introduced the push-button telephone in 1963, gradually supplanting the previous pulse-dialing rotary phone over the next two decades.

[Glen]’s project sounds perfectly straightforward: have a big industrial-style push button act as a one-key USB keyboard. He could have hacked something together in any number of ways ...