Early wearable computer: Qing Dynasty abacus ring. http://j.mp/1Bw8yCs
— Eli Dourado (@elidourado) March 9, 2015
from http://j.mp/1Bw8yCt
on: March 09, 2015 at 11:41AM
Early wearable computer: Qing Dynasty abacus ring. http://j.mp/1Bw8yCs
— Eli Dourado (@elidourado) March 9, 2015
from http://j.mp/1Bw8yCt
on: March 09, 2015 at 11:41AM