On his hasty return from Egypt President Cyril Ramaphosa has added to the list of excuses offered for Eskom’s appalling performance and the escalation to level six load-shedding. We are now told sabotage contributed to the list of reasons, along with wet coal and technical glitches.

But the plain fact of the matter is that Eskom is insolvent. It is beset by political interference, managerial dysfunction and unbridled corruption, hidden behind a shroud of obfuscation and an absence of transparency...