
Basicaly Carole these were around for every Tom , Dick and Harry to buy everywhere but , ,,,,
Either Tom , Dick or Harry started to spot planes and helicopters with them ,,,

so the rest is history , we all pay the price today for idiot's today ,,, everywhere

. Knee jerk , gives the Govt. power to make us all pay for the few ,,, idiots !
As usual

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Brian.