I have to give it to the Aussies, when its a good idea, they run with it.
RNP-AR ARR and DEP!
After the procedure designs, I had a wind profiler measurement system and a wake turbulence measurement system....
took it to the FAA, they said great idea, lets study it..
took it to the Aussies, they said great idea, can you install one at YMML....gave me a land grant and costs to install...
then the change in govt....damn.