Scammers target shoppers with fake $500 gift cards, police warn
Gift cards placed on vehicles in a Massachusetts shopping plaza parking lot this week were, in fact, too good to be true, ...
Hackaday1y
Color Can Triple QR Code Capacity
Recently [mit41301] wondered about increasing the data capacity of QR codes, and was able to successfully triple the number of bits using color. He chose the new rectangular micro QR code (rMQR ...