Harnessing big-data opportunities with care

This is the last of 12 primers on current affairs issues that are part of the outreach programme for The Straits Times-Ministry of Education National Current Affairs Quiz.

Almost everything we do now leaves a digital trace.

Every action performed on a smartphone, whether tapping a Web link, "liking" a photo on social media or entering a phrase in a search engine, produces information that can be tracked.

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A version of this article appeared in the print edition of The Straits Times on August 06, 2018, with the headline 'Harnessing big-data opportunities with care'. Print Edition | Subscribe