NZ CAA Part 61 - 79 pages
FAA Part 61 - 118 pages
CASA Part 61 - 306 pages!!!
Flying in Australia isn't that unique. In fact, you could argue that the threats (environmental, weather, traffic density) is greater in the US and NZ.
If CASA can't see that the system is broken and their 'regulation reform' isn't working, they've clearly got their head's in the sand.