Originally Posted by
Dave Noble
There are several international gateways depending on where you want to go to and airline travelling on. Sydney may be the busiest, but Melbourne, Brisbane, Perth and even Adelaide can be used for international departures.
QF is not the only domestic carrier in Australia and why should QF be liable if bags go astray on a long trip if their only involvement is a short hop on a completely separate purchase
If you read the post you quoted I never said Sydney is the only airport with International departures or that QF was the only domestic carrier. There is such a thing as market power without having a monopoly.