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| Myth | Reality | |------|---------| | "GSM is completely dead." | Over 60% of global IoT devices still use GSM for low-power telemetry. | | "All unlocked phones work worldwide." | Frequency compatibility matters. A phone unlocked from India (GSM 900/1800) may fail on T-Mobile US (GSM 1900). | | "You can boost GSM with a sticker antenna." | Fraudulent. Real GSM tips involve external directional antennas with proper impedance matching. | | "GSM is insecure; everyone can listen." | Modern GSM uses A5/3 encryption. Still not perfect, but safe for casual calls. | Try again later
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