In light of the fact that the 2019 Integrated Resource Plan assumed that Eskom’s fleet Energy Availability Factor was going to be maintained at above 70% but since then the Energy Availability Factor has consistently been below 60%, making grid stability vulnerable, which is linked to the decision by Eskom not to continue with high-level maintenance of its plants in 2018, 2019 and 2020, what (a) informed the decision by Eskom to take the foot off the pedal in terms of maintaining its current fleet, (b) are the current maintenance plans and (c) impact will this lack of maintenance have in the short-to medium on Eskom’s ability to guarantee sustainable supply of electricity?