Without an easy interface for clicking through to purchase, audio and video ads have, until recently, been best suited to upper-funnel brand-awareness campaigns rather than direct response. But now, ...

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The Eureka Murals Audio Tour allows art appreciators to scan QR codes located next to 24 murals located around the city.

It stands for “quick response.” It was created in 1994 by a Denso Wave employee named Masahiro Hara who had the idea while playing “Go.” He realized a grid system could hold much more info in a single ...

While they may not be the all-in-one solution some had envisioned, QR codes are still very popular. It’s easy to understand why, too — just point your camera or scanner at a QR code, and you’re ...