A 72-year-old man with paraplegia has become the first person in China to play mahjong with the help of a brain-computer interface.According to a video clip taken in a hospital in Hangzhou, the capital city of Zhejiang province, eastern China, the patient surnamed Zhang, who is confined to a wheelchair, controlled a cursor on a computer screen through a brain-computer interface to play the popular game, the Jiefang Daily reported.The man became a paraplegic after being injured in a road…

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