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(Image: AAP/James Ross)

With the nationwide lockdowns heading into the fourth week, the question of when and how they will start to be modified is coming to the fore.

Prior to considering that however, and the many issues arising from lockdowns, it's worth pausing for a moment to observe that they appear to be working.

Nations that imposed lockdowns early, and had not been the first hit, have been spared the larger tolls of those who were haphazard or late with their application.