Lam Wai-shan and his BACCH system. Photo: May Tse Lam Wai-shan and his BACCH system. Photo: May Tse
Lam Wai-shan and his BACCH system. Photo: May Tse

Princeton professor invents a sound system that plays music in 3D

Edgar Choueiri's invention cuts out crosstalk

Lam Wai-shan and his BACCH system. Photo: May Tse Lam Wai-shan and his BACCH system. Photo: May Tse
Lam Wai-shan and his BACCH system. Photo: May Tse
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