What’s the Difference? Although both QR codes and barcodes serve one purpose — identifying or linking information — they differ dramatically in structure, capacity, flexibility, and the way scanners read them. Understanding these differences helps businesses choose the right technology for logistics, retail, marketing, …

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The Origin of QR Codes QR codes have become a universal tool — from restaurant menus and product packaging to payments and authentication. But few people know where they came from or how they work on a technical level. This guide explains the full story: why QR codes were invented, who created them, and how the …

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