[The Conversation Africa] The main water supply to South Africa's economic hub, greater Johannesburg in the Gauteng province, and to the country's breadbasket in the Free State, is scheduled to be cut off for six months. Maintenance work on the 37 kilometre Lesotho Highlands Water Project tunnel is due to begin in October 2024. Ifedotun Victor Aina, a senior researcher at the Water and Production Economics Research Unit at the University of Cape Town, takes a critical look at who could be affected by the shutdown and what might