Re: TSA
Was a Brit selling dowsing rods to Iraq:
https://www.theregister.co.uk/2010/01/22/dowsing_rod_bomb_detector_bust/
and
https://www.theregister.co.uk/2013/05/02/mccormick_jailed_decade_fake_bomb_detectors/
Sorry, no TSA, no DHS to point at and giggle. This time ;-)