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A comment on Using two keyboards at once for pain relief. Parent comment

Re:Using two keyboards at once for pain relief by jakub_g on Thursday September 23, 2021 @04:49PM (#28635159)
> Thumb-operated trackballs don’t work for everyone. “Overuse of the thumb can result in de Quervain’s tenosynovitis, where extending the thumb becomes a painful movement,

https://www.nytimes.com/wirecutter/reviews/best-trackballs/a... > "Should you switch to a trackball?"

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