In 1942, Hollywood actress Hedy Lamarr and avant-garde composer George Antheil received US Patent 2,292,387 for a frequency-hopping radio system synchronised by a perforated paper roll borrowed from a player piano, a technique the Navy filed away as unworkable and which now underpins every Wi-Fi router, Bluetooth earbud, and GPS receiver on Earth.
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Summary
Failure
Summarization halted globally due to repeated key failures.
