Phones often use A-GPS, which includes an active component: http://en.m.wikipedi... | Hacker News

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icebraining on May 25, 2015 | parent | context | favorite | on: Show HN: Compass that points you to a photo's EXIF...

Phones often use A-GPS, which includes an active component: http://en.m.wikipedia.org/wiki/Assisted_GPS

michaelmior on May 26, 2015 [–]

This is true, but it seems like it should not be hard to disable AGPS in airplane mode.

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