![]() ![]() Nowadays, QR codes are used for everything from augmented reality advertisements to authenticating designer jeans, to sharing Wi-Fi passwords. They were invented in 1994, grew insanely popular, disappeared, and then made a comeback-mostly because you no longer need a dedicated app to use them. The initials stand for Quick Response, and these unmistakable square codes were designed to pack lots of information into an easy and fast-scanning format. About Us For more information about Lifehacker Australia, visit our about page.Chances are you've seen a distinctive black-and-white square plastered somewhere on a menu, box, or subway station. Technical Something not looking quite right? Contact our tech team by email at office AT. Advertising To advertise on Lifehacker Australia, contact our sales team via our advertising information website. ![]()
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