3 ms·So... silicon valley is copying China? Nice. BTW QR codes are awesome, no sarcasm.by pmlnr 9y agoSo... silicon valley is copying China? Nice. BTW QR codes are awesome, no sarcasm.astrodust 9y agoRobot barf on everything.pmlnr 9y agoSure, mate, robot. And it's kind of the case: if you read the article it starts with when x in 2014 in China ... WeChat...astrodust 9y agoWeChat doesn't always have a QR code showing. The idea is it shows up when you need it. If NFC takes over some day, so long QR codes.nayuki 9y agoQR codes originate from Japan.