Re: Correlation, causation, and all that
"Finding what those frequences are doesn't necessarily mean that the structure was built specifically with them in mind, though.
Apparently rusty wire fences*** near the BBC's 200KHz transmitter at Droitwich, England used to give ghostly audio renderings of the current programme.
Then there were apparently people who heard various radio broadcasts through their metal teeth fillings.
***a rusty junction has semiconductor diode properties.
Biting the hand that feeds IT
