SMARTPHONES ABLE to take advantage of zippy fifth-generation (5G) mobile networks have graced American pockets for nearly three years. Samsung launched its first 5G-enabled device in April 2019. Apple followed suit in late 2020 with its long-awaited 5G iPhone. Until now, however, opportunities actually to connect to 5G networks in America have been limited. Only one of America’s three biggest carriers, T-mobile, has offered broad 5G connectivity. AT&T and Verizon, its two bigger rivals, have had to delay their large-scale roll-outs, most recently in December after the Federal Aviation Administration aired concerns that their 5G radio spectrum interferes with avionics on some ageing aircraft. On January 2nd both firms,
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