Smart appliances, which let you control lights and power outlets via your phone, promise to cut energy bills. But research suggests these gadgets are confusing, and can just as easily raise power use.
When smartphone apps get permission to access your location or other activity, they often share that data with other companies that can compile digital profiles on users.
You might worry that people care more about what’s on their smartphone than what’s in their local wildlife park. But what if we could get them to care about both at the same time?
With an estimated 100,000 health and fitness apps available, it seems there is an app for everything – from tracking your bowel movements to practising your pimple-popping technique.
If you use one of the many apps to map your walking, jogging or cycling route then you could be giving away information that could be abused by others.
Police brutality is an ongoing problem in South Africa. Police-worn body cameras may help reduce such incidents by improving accountability. They may also contribute to the safety of officers.