Its a known fact that the phrase "Hi-Vis" came about due to amount of people unable to spell flores-floures-flouersc-florescnt or is it Fluorescent ????
, Perhaps what is required here is someone to fall on their sword , or rather run into a propeller or something wearing one of the said vests . Then we can all claim that the poor unfortunate was wearing one and he was still minced . We could possibly use an asylum seeker or illegal immigrant .Se pragmatic thinking .
Quick edit , Barton have a hi-viz rules I think and I flew from there today without one and no one jumped out like a jap sniper and yelled at me