By 2016, there were only a few regions in which less than half of all 25–44 year olds held an advanced qualification. This is a noticeable change from the early 2000s and suggests the lift in qualifications is broadly based across regions. If anything, the dispersion across regions has also lessened over time.
The reasons for this are complex, but slow progress by the major banks imposes a cost on the rest of the industry. Investments have to be put on hold as successful uptake of the system requires a critical mass to be operational. The new agreed timeline to complete the necessary work is April 2023. The RBA expects this timeline to be met.