How do QR codes work?

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Tags

1. #information
2. #results
3. #certain
4. #encoding
5. #smartphone
6. #application
7. #products
8. #software
9. #standard
10. #decode
11. #scanner
12. #scanning
13. #example
14. #works
15. #mobile
16. #barcodes
17. #considered
18. #normal
19. #interpret