The U.S. landline network was once the best in the world. But these days, phone companies see them as a burden, an old technology too expensive to maintain. AT&T wants to start replacing the system with cheaper options. Some call it it a hasty abandonment of the tried-and-true traditional network.
Circa 1907: An engineer fixing overhead telephone wires in London. Telephone companies in the U.S. now say landlines are getting too expensive to maintain.
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