A disaster waiting to happen.
The first paragraph on the page titled "WHY CHANGE?" in the flashy propaganda booklet sums it all up.
Until the 1920s, pioneer Australian aviators flew "by the seat of their pants" - without air traffic control and with no radio contact with the ground
We're going back to the good ole days.
...some area frequencies and all boundary information has been removed from the charts. This reduces chart clutter and is consistent with a much greater emphasis on monitoring a range of appropriate frequencies...
But how does that tie in with;
Constantly monitoring an ATC frequency, where most of the calls may not be relevant, can lead to a false sense of security and reduce the effectiveness of alerted see and avoid where it really matters in the aerodrome area
Pages describing effective scanning techniques including "having a clean windscreen" and "avoid high traffic areas" show that this new airspace model is a joke.
Situational awareness through listening to the radio is a lot easier than scanning a windscreen from left to right for hours at a time.
What are VFR pilot going to think now? Turn the transponder on, listen to 121.5 and plough on up into it.
When the blood spills as a result of this inadequate, outdated and unsafe system where will the blame lay?