Do trains use QR codes to park? I can't find a good source. | Hacker News

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thebooktocome on Dec 15, 2011 | parent | context | favorite | on: Google Awarded Driverless Vehicle Patent

Do trains use QR codes to park? I can't find a good source.

dkastner on Dec 15, 2011 [–]

Yes, I know that patent is actually more specific than "driverless car." I was just being snarky.

_csoo on Dec 15, 2011 | [–]

I don't understand why you would do that when patents are a legitimate concern and are a problem.

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