https://singularityhub.com/2011/02/10/braille-watch-to-be-created-through-crowd-sourced-funding-video/
Braille Watch to be Created Through Crowd-Sourced Funding (video)
Mar 31, 2017 - How do the blind tell time? You can help decide. David Chavez is a designer in California who has a great idea for a new kind of watch for the...
crowd sourced fundingbraille watchto becreatedvideo