If your loved ones are sitting as passengers in an RPT jet descending to land at an aerodrome, would you prefer them to be descending through E all the way to and including circuit height, or in G? In E, those transponder gizmos are compulsory.
Only in Australian aviation could there be any debate about the answer. Only in Australian aviation can there be a weight of opinion to the effect that if we can't have C or D we'll have G, thank you very much.
Lucky the diameter of the roulette wheel involved is very, very large.