I just stumbled upon a CNET news article about researchers working on an app that could potentially remove the need for a wireless Braille display.
The app would allow people to use Braille directly on a tablet's touch-screen.
According to the article, the app would have eight keys (similar to a standard Braille keyboard) which would not have a predefined position, but rather work with the location of the fingers. A user simply presses eight fingers anywhere on the screen, and…