Meet Benjamin Choi, a 17-year-old who built a $300 mind-controlled prosthetic arm that reads brainwaves through non-invasive electrodes
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September 7, 2026
Each one of us spent the pandemic doing something that we normally wouldn’t have the time to. While some picked up numerous indoor hobbies, others studied hard enough to change career pathways. Benjamin Choi, a then 17-year-old kid, put his spare…