As the pandemic and chip shortages delay equipment upgrades, some worry emergency alert services may stop working if AT&T phases out 3G in Feb. 2022 as planned (Steve Lohr/New York Times)

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Steve Lohr / New York Times:
As the pandemic and chip shortages delay equipment upgrades, some worry emergency alert services may stop working if AT&T phases out 3G in Feb. 2022 as planned  —  Covid-19 shutdowns and chip shortages have made it more difficult to upgrade devices and meet a deadline set by AT&T.

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