Truth was bound to get leaked at some point. CIA had a good run.
MIT researchers discovered the truth years ago: tin foil hats may actually increase exposure to RF in some bands.
https://web.archive.org/web/20100708230258/http://people.csa...
alt Hacker News
MIT researchers discovered the truth years ago: tin foil hats may actually increase exposure to RF in some bands.
https://web.archive.org/web/20100708230258/http://people.csa...