Instead of showing one line at a time, a new Braille tablet being designed at the University of Michigan can display a page of information and is significantly cheaper than the current Braille displays. Read the article: https://www.technologyreview.com/s/54...

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Current technologies for the blind like one-line Braille displays and text-to-speech are slow and hold back literacy. By using microfluidics, researchers are able to keep the cost at around $1,000, compared to the $5,000 cost of the one-line displays.

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