> Scanning barcodes isn't really necessary when you have everybody with a credit card and every local merchant accepts NFC payment. The QR codes are quite cool

> Scanning barcodes isn't really necessary when you have everybody with a credit card and every local merchant accepts NFC payment. The QR codes are quite cool in that anyone with a printer can print them out. I can't pay my friends with my contactless credit card in the same way I can pay a merchant. Its a different approach with different pros and cons.