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This link was posted by jgrahamc 3 hours ago on HN. It received 189 points and 43 comments.
This is pretty interesting.I havent gone to a concert lately, so I have never actually put on one of these wristbands, but I have seen them light up shows online.
This is pretty interesting.
I havent gone to a concert lately, so I have never actually put on one of these wristbands, but I have seen them light up shows online.