It is a disgrace that they don't share traffic data.
It should be mandatory that they share safety related data, but it may take a coroner to tell get them to do so.
I can understand the commercial logic in the competitors not co-operating, but it is a low act that they don't act in the public good.
I have heard that Avplan were keen, but Ozrunways wanted to protect their advantage in a greater user base and decided to stop any connection. I have not been able to confirm that. If it is untrue please let us know why.