A QR Code scan is like a raised hand in a crowded room. It's voluntary, visible, and tells you exactly who's interested. Compare that to website cookies, which are more like secretly following someone ...
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World's smallest QR code can store data for thousands of years — but you need an electron microscope to see it
Scientists have created the smallest QR code in the world, measuring just 3.07 × 10⁻⁹ square inches (1.98 square micrometers). It can preserve data for thousands of years and it's so small that you ...
Retail Reload is offering a tool for collecting digital data about a product not only through its supply chain, but in the store, based on how it is perceived by shoppers, with an app linking RFID and ...
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