We had this nearly 25years ago. http://www.cl.cam.ac.uk/research/dtg/attarchive/... | Hacker News

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excuse-me on April 24, 2012 | parent | context | favorite | on: Think GPS is cool? IPS will blow your mind

We had this nearly 25years ago. http://www.cl.cam.ac.uk/research/dtg/attarchive/ab.html

It was vaguely useful for finding your supervisor - assuming he a) actually turned up at the lab and b) remembered his badge

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