Cool, I like the esp idea but won't you have to walk fairly slowly with a default ESP antenna? High gain might be better.. If you're wearing a cap you may not care as much being seem from above vs from the front.
Maybe attach a little windspeed meter to the top of the antenna on your hat too ;)
Voting, and participating locally in policy discussions has far greater traction.
The fact is with satellite to cell service online, there is a far greater risk automotive and civilian telemetry meta-data is collected regardless of what people want or do on the ground.
It is credulous to believe individuals can affect political policy with gadgets. =3
-ESP32 based device that tries to detect bluetooth/MAC addresses of flock cameras and beeps when it does
- a Stingray detector that runs on a second-hand mobile hotspot
- a device that alerts you about things that are moving approximately with you (AirTags, SSIDs, etc).