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A comment on I amplified my home's Wi-Fi with aluminum foil. Parent comment

Re:I amplified my home's Wi-Fi with aluminum foil by wickawic on Tuesday December 26, 2017 @03:50PM (#16010939)
It’s always fun when you get to use the speed of light in a commonplace application!
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Re:I amplified my home's Wi-Fi with aluminum foil by z3t4 on Tuesday December 26, 2017 @05:53PM (#16011574)
it's really speed of radio.
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