High-frequency radio is suggested as another wartime technology worth retaining. Modern use would require suitable encoding and adaptation of the older methods. The attraction is a communications option alongside satellites and undersea fibre-optic cables. Renewed development is proposed as preparation for situations in which those other connections are unavailable.
Notable Point · 55:51-56:24
High-frequency radio as a communications fallback
Older radio methods retain value if their encoding and operation are adapted to modern needs.