Don&#x27;t be ridiculous. Tin-foil hats amplify exactly the frequencies used by the US government and large multinationals for GPS and mobile phone tracking: <a href="https:&#x2F;&#x2F;web.archive.org&#x2F;web&#x2F;20100708230258&#x2F;http:&#x2F;&#x2F;people.csail.mit.edu&#x2F;rahimi&#x2F;helmet&#x2F;" rel="nofollow">https:&#x2F;&#x2F;web.archive.org&#x2F;web&#x2F;20100708230258&#x2F;http:&#x2F;&#x2F;people.csa...</a>