The dark side of tech at the Mobile World Congress

The world’s biggest mobile show is underway in Barcelona. Smartphone giants are revealing shiny new devices, and an endless wave of apps, that could keep us glued to screens for even longer. And if too much screen-time is a concern, you guessed it, there is an app for that too. It allows parents to remotely lock their children’s phones. Richard Bestic reports.

(Source: CGTN America,
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