OVER the past 15 years South Africa has been experiencing a gradually worsening number of electricity cuts. This state of affairs has prompted frustration among citizens, negative international economic sentiment and financial hardship for many businesses. Public pressure has grown more intense, leading to the extraordinary presidential decision by President Cyril Ramaphosa to proclaim a state of disaster as well as to appoint a Minister of Electricity. Author HARTMUT WINKLER, Professor of Physics, University of Johannesburg The year 2022 was marked by the worst power outages in the country’s history. Electricity generation deficits reached up to 6 GW on occasion,…