QR Codes Are Everywhere - Here's Why

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QR codes are everywhere — menus, payments, tickets, logins — but how do QR codes actually work, and why do they almost never fail?
In this video, we break down everything you need to know about QR codes, from their hidden structure and data storage to the clever error-correction system that makes them incredibly reliable.

You’ll discover:
0:00 Intro
0:33 What a QR code really is
1:12 The anatomy of a QR code
1:49 How scanning works in milliseconds
2:28 How QR codes store data
3:02 Why QR codes still work when damaged
3:34 How QR codes shaped the digital age
4:07 What the future of QR codes looks like

This story-driven explanation reveals how a simple black-and-white square became one of the most powerful bridges between the physical and digital world.

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