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Developer repurposes $20 4G hotspot into a functional SMS texting device

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A developer shared a personal project on Hacker News detailing how they converted an inexpensive $20 4G wireless hotspot into a texting device. The project was documented and published on a personal GitHub page. The hack involves interfacing with the hotspot's modem capabilities to enable SMS functionality not originally intended by the device. The post attracted community attention on Hacker News, garnering points and comments from interested readers. The project highlights how low-cost consumer hardware can be repurposed through software and hardware experimentation.

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Developer repurposes $20 4G hotspot into a functional SMS texting device · ShortSingh