I'm wondering if that is all fluff. Or phones constantly report to Google/Apple Wi-Fi and Bluetooth MACs.
They could just scan what devices operate on that location and have Google/Apple report which users were near them at given time.
I'm wondering if that is all fluff. Or phones constantly report to Google/Apple Wi-Fi and Bluetooth MACs.
They could just scan what devices operate on that location and have Google/Apple report which users were near them at given time.