Originally Posted by
meiji
Why not get an eVisitor visa? Are you a citizen of a country where thats a problem or something? I think my eVisitor visas have taken less than an hour to be delivered in the last few years.
I have no opinion about the way they handle a transit visa though but my experience about immigration in Australia is better to be safe than sorry.
If you're eligible for eVisitor, you may also qualify for TWOV if the connection time is short enough and you don't need to enter Australia.