Every single thing you do with your cellphone and computer is registered and analysed by companies like Google, Facebook, Apple and Twitter to name but a few. All these personal data forms the heart of something called Big Data, a treasure trove for valuable new insights deduced from you location settings, email, photographs, texts and everything else you do digitally.
This makes all your personal information very valuable - companies pay good money to find out everything about you and they use it for a lot more than just targeted advertising.
Watch this insightful documentary on how valuable your personal data really is!
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