As we learn more about all the new satellite and internet communications technologies coming in the future, perhaps we should go back to the humble handheld GPS devices for certain things. This conversation is about GPS devices, mass surveillance, jamming and spoofing tools, and practical land navigation.

Fog Reveal: A location tracking service for law enforcement
GPSjam.org: A nearly real-time map of GPS interference
Garmin eTrex 32x: A super basic handheld GPS with a lot of capabilities

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