they said that they don't make the rules.
And that is precisely the problem
Traffic. In this case the rules were made, I suspect, by a group of shiney-bum chairborne bureaucrats, safely ensconced in some office in Canberra.
Remember that the Government has to be
seen to be dealing with the problem of airport security and like governments and bureaucracies everywhere, the solution to a problem is generally to make it difficult for those people whose work in the aviation industry.
Not to mention 'though, gaining yet another way of raising revenue!!