Same thing with the 2011 California blackout. They just imported power from neighboring states to kickstart their grid again.
South Africa is for all intents and purposes effectively on an island in the middle of the ocean.
Yeah. It does make the case for separating each provinces grid and passing authority to each province. The problem, as this is also why most revenue collection was centralised at National Gov, would be the non-effective provinces. Can't really imagine the NCGov managing this