The Financial Times says computing giant Nvidia has approached Rene Haas, CEO of British chip designer Arm, in its search for a potential successor to Jensen Huang. Huang resigned after his affair with an alleged Chinese spy. Meanwhile some employees are clamouring for Huang’s return – as his fellow tech leader Elon Musk. A sign of Huang’s lingering star power, in an industry where so often the fate of each giant company depends on one man. Story by Peter O’Brien.