Wont just be Australia, ACX for instance have US, Can, Ire customers and NCXs plans are for exchanges in Singapore, Malay, Crotia etc..
A sole Aussie exchange would be financial suicide and with cross over knowledge n management directly or indirectly involved in BPG from the above, im sure itll at least cover US, Can..
Obvs in Soar days, it woulda been a Singapore hit but ive stopped following how all thats going now