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The transport industry sure as hell wasn’t ready for the end of 3G


This week in the US, AT&T retired its 3G network to make room for newer 5G cellular bands. While most of our smartphones are embedded with 4G or 5G chips, a lot of transport infrastructure runs on old-school 3G cellular networks. Think of a large number of telematics and IoT-connected devices. As 3G retires, they no longer operate without upgrading to 4G connectivity.  In other words, unless your connected devices connect to 4G or higher, your devices are bricked.  The entire transport ecosystem is in a world of pain, including: Buses and Trains Old-school school buses can’t talk to their…

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