qantas rips aussies off on us flights

Why? How come Yanks can fly return to Australia for HALF in $AuD to what Australians have to pay for a return flight to the US?
I thought Qantas was an AUSTRALIAN airline.....

http://travel.ninemsn.com.au/Blog.aspx?blogentryid=644395&showcomments=true

Is there anyone who doesnt give the US preferential treatment over Australians?
Hey KEV, put a Super Tax on Qantas....

disclaimer: I still have no probs with Qantas cabin Crew, lol.

GZ