EOH Holdings CEO Stephen van Coller is in a race against the clock to restructure the sprawling South African IT business before shareholders and lenders run out of patience.

Corruption will be “dealt with” and anyone at EOH involved in unethical business practices will not get away with it, the IT services group’s CEO, Stephen van Coller, warned on Wednesday.

Long-serving Telkom chairman Jabu Mabuza is stepping down from the JSE-listed telecommunications board at the end of May, more than seven years after he assumed the role.

Mobile data traffic in South Africa will grow nine-fold between 2017 and 2022 to reach 1.2 exabytes per month at the end of the forecast period, according to Cisco.

South African-born global cryptocurrency start-up Coindirect has raised €1-million (about R16-million) in an investment round led by Concentric, with participation from Blockchain.com and MakerDAO.

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Samsung Electronics debuted its most extensive new line-up of smartphones, taking on Apple in a slowing market with 3D cameras, an in-screen fingerprint scanner and faster 5G connectivity and a device with a folding screen.

Twitter is inviting users to apply for a new testing programme that it hopes will improve user experiences on the site.

Samsung’s first foldable smartphone has been met with a mixed reaction by industry experts.

Samsung has confirmed its first foldable smartphone, which contains a second flexible display that opens out from within the device to offer a tablet-sized display.