Earlier quoted context omitted.
Then when it gets reported the authorities can just look up the owner of that number and arrest them. Vs overseas based operations that are difficult to follow up on.
The authorities already don’t have much leverage over “domestic” spam call centers that are actually located overseas but somehow always manage to acquire domestic numbers to call from.
Phone numbers in Australia are also all tied to ID. If there is a will to fix the system, it can be done.