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I am just wondering why this is downvoted... I never realized that you could easily create your own valid QR-codes, bumped into this site, and thought it was ni

• RossM 16y ago
  Agreed (it might also interest you that you can generate them programmatically using the Google Chart API[1]). [1]: http://code.google.com/apis/chart/docs/gallery/qr_codes.html http://code.google.com/apis/chart/docs/gallery/qr_codes.html
• masklinn 16y ago
  Many applications also let you do that (iOS's quiQR does, for instance). qrCodes (and other similar codes) are just a physical encoding of binary data.