Do you have a source on that? I know that they sent some people up to see what NSW was doing but haven't actually heard them say what, if anything, they were going to adopt. There is this 'funny' article from a couple of days ago though; seems like a lot of lies and smoke:
Gladys also indicated that a large part of NSW's tracing success was the tight integration and information sharing between government agencies. Something that, if you read between the lines, is apparently not the case in Victoria.