Ushuaia - the move is part of a broader package that includes the tax incentive for ship owners to register their fleets in Australia and employ Australian crew as opposed to registering a ship in some west african republic and employing third world crew on a bowl of rice a day.
Unfortunately the fifth and sixth freedoms are included in the bilateral & FTA agreements Australia makes with its trading partners.. potential trading/defence partners for the US. Sadly it's the norm with only a handful of countries precluding aviation as an automatic 'given' in the FTAs and bilaterals.
Australian maritime may benefit but its a very long shot - sadly however there is little chance of anything even remotely similiar for aviation. The furthest that the aviation debate will ever go is a well frequented cafe in Manuka.
The senile debate in the House this week on the 'Dixon/Joyce I still call my wallet Australia Bill' is a clear demonstration of blind policy.
AT