Mark Frauenfelder at 9:16 am Wed, Apr 9, 2014
ADVERTISE AT BOING BOING!
Hyungsoo Kim's wristwatch allows blind people to tell the time by feeling a metal ball in a circular groove. Sighted people want the watch too, because they can check the time without being rude to the person telling them a boring story. It's a handsome watch! (Via Marginal Revolution)