The what3words technology, available as an app or online map, has divided the world into a grid of 3m squares, giving each square a unique combination of three words: a what3words address. Vodacom has become the first telco globally to zero-rate the lifesaving addressing technology, what3words, for its more than 43 million subscribers across South Africa. The UN estimates that 75% of countries in the world have a poorly maintained addressing system – or none at all. This is an issue that South Africa knows well, with large parts of the country still lacking spatial planning. This might be an inconvenience when you are expecting a delivery, but it is a far graver issue for locals living in rural areas or informal settlements when it comes to emergencies. Without an address – or in the event...