In a high-tech area, sure. In an area where vendors/customers don't even know what "a QR" is, Bali et al. will simply be wasting their limited storage space on

In a high-tech area, sure. In an area where vendors/customers don't even know what "a QR" is, Bali et al. will simply be wasting their limited storage space on a vastly unpredictable demand for products.