Buy the time you get it into Australia including postage, customs and gst (just camera and gst is about $1320) you might be better off looking here in Aus. Mind you looking here
http://www.digitalcamerawarehouse.co...egory158_1.htm you might still be on a bargin. Depends on what they sting you for freight.
But if your dead set on getting one from OS then if you can go the distance, how about this one. Its not the 20Da but for the price it looks like it would be worth it. Mind you it doesn't have the extra lens or printer. Plus don't forget you'll need to get at least a 512meg flash card at around $100
http://www.costco.com/Browse/Product...1093538&pos=0F