Engineering Geofencing: Balancing Battery Drain and Location Accuracy

It happened during a quiet Friday sermon at the local mosque. The room was heavy with silence, focused entirely on the speaker. Suddenly, a sharp, upbeat ringtone cut through the air like a knife. Every head turned. I watched the poor guy scramble, his face turning a deep shade of crimson as he fumbled to kill the sound. He looked mortified, and I...