This rotary cell phone works to replace your smartphone. | GIGadgets

This rotary cell phone works to replace your smartphone. Space engineer Justine Haupt developed this rotary cell phone as her answer to the social connection centered around smartphones. | GIGadgets

Using a rotary phone in the 1950s required inserting a finger into a number's hole, rotating the dial fully clockwise to the metal stop, and allowing it to return unimpeded. This meant waiting for the dial tone, dialing each digit of the number correctly one by one, and letting the return mechanism generate the precise electrical pulses needed for a successful connection. Credit: AT&T | History In Pictures

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