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Early wearable computer

Stashed in: Awesome, History of Tech!, Virtual Reality!, Troutgirl Pix, Zoolander, Smartwatch

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Qing Dynasty abacus ring

Ha, technically an abacus is a computer. Well played, Joyce.

Watch out smartwatch, here comes smart ring!

The abacus smartring is 300 years old:

Developed in the Qing Dynasty era (1644-1911), the ring features a 1.2cm long, 0.7cm wide abacus that sits on the finger.

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