WhatsApp founder and CEO Jan Koum is leaving Facebook, just a few years after his messaging app was acquired by the social media giant for $22bn. With Koum’s departure, Facebook loses one of its

The suspension of the tender process by social services agency Sassa to find a new service provider that will be responsible for cash payments to 2.5m elderly and disabled beneficiaries has raised fears of a sequel

There seemed no love lost between Marcelo Claure and John Legere, a pair of chief executives who sniped at each other incessantly – on Twitter, at public events, even in ads. But behind the scenes, the two telecommunications