Designed as a high-tech marketing resource, QR (quick response) codes have many useful applications. These (usually) black-and-white algorithmic codes are gateways to a potential multimedia nirvana.

While one can simply superimpose a semi-transparent version of a QR code on any image ... We created our example images using "realisticVisionV20" or "revAnimated" since the results looked ...

The good news is this excessive waste has driven innovation in ways that not only benefit our planet but that also provide a more transparent ... snap a picture of a QR code on the product or ...