The resignations, in quick succession, of Phakamani Hadebe and Vuyani Jarana point to the likelihood that the crises at Eskom and South African Airways are even deeper than initially acknowledged. These leadership vacuums will, no doubt, be filled. Unless the roles and responsibilities of the CEOs, boards and shareholders are also clearly defined, however, the revolving-door problem at the top of both State-owned companies will persist.