Here's something tremendously useful that you'd imagine would have been invented a long time ago: a robust, intuitive watch for blind people that can easily be read by touch.
The Bradley timepiece concept indicates the time with moving ball bearings -- one on the side of the case for the hour and one on the face for the minutes.
The simplicity of the idea also appeals to sighted people. After only a single day on Kickstarter, it has more than doubled its $40,000 fundraising goal and is fast approaching $100,000. … Read more