Of course, "cable drones" have drawbacks. The necessity of carrying a spool with deployable fiber optic cable limits their effective range to about 10 kilometres, depending on the components used ...

Skylar Core, right, a worker with the Mason County (Wash.) Public Utility District, installs a hanger onto fiber optic cable as it comes off of a spool, Wednesday, Aug. 4, 2021, while working with a ...