Squibble - braille device for the blind

This is awesome, a device to give more options for blind people to communicate with others! The Squibble device uses:

... 779 ultrasonic motors to lift illuminated caps against a silicon cover and form Braille letters and other easy-to-understand icons. There's also audio feedback, and a grip that allows for use without having to set it down flat like other Braille readers.

Read more at Engadget.