The honor system, mostly. The same could be said for price tags, bar codes, lice... | Hacker News

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		wmeredith on July 17, 2013 \| parent \| context \| favorite \| on: Google Glass Pwned By Lowly QR Code The honor system, mostly. The same could be said for price tags, bar codes, license plates, etc...

mbesto on July 17, 2013 [–]

But those all have specific use cases. QR codes on the other hand are meant to be universal. Imagine the QR codes in a museum all replaced with links to porn sites (two different uses - one is for information and another is for advertising).

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