Rapid development of contact-tracing technology prompts privacy soul-searching around the world

Duration: 16:24

Governments around the world are scrambling to roll out contact-tracing mobile technology that would enable health authorities to track those who have been exposed to the Covid-19 coronavirus. Supporters of the different types of technology involved say the apps will be a powerful tool in fighting the spread of the pandemic. Yet privacy concerns are prompting lawmakers in many jurisdictions to examine whether they have sufficient legal safeguards to encourage the higher rates of take-up that would make the apps more effective.