QR codes have been around a long time, since 1994 to be specific. While the QR code originated almost 30 years ago, the concept was slow to catch on with the general public. According to an article by ...
Two-dimensional (2D) barcodes, more prominently recognized as QR codes, are back in fashion—with much demand for just about 'contactless' everything these days. Coinbase didn't waste time in seizing ...