• EleventhHour@lemmy.world
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      5 months ago

      I built something like this in design school back in 2015 using an Arduino. I stopped designing it because that’s exactly what I got: thumb issues.

    • tb_@lemmy.world
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      4 months ago

      Try rubbing the base segment of your index finger with your thumb for any length of time, it quickly becomes unpleasant.