Re:Delete Your Facebook App
by bryan_w on Sunday October 24, 2021 @07:26PM
(#28982876)
To be able to track your location from accelerator data, they would first need a fine grain location fix on your position, which if your granted that to the app, then I don't see the problem.
[ Parent
| on HN ]
> If you don't allow Facebook access to your location, the app can still infer your exact location only by grouping you with users matching the same vibration pattern that your phone accelerometer records.