Very good question, just came across - https://www.pnas.org/doi/full/10.1073/pna... | Hacker News

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anfractuosity on March 16, 2024 | parent | context | favorite | on: Affordable Wheel Based Refreshable Braille Display

Very good question, just came across - https://www.pnas.org/doi/full/10.1073/pnas.2106553118 which seems designed for braille.

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