How web advertisers turned the audience into the product

Collecting users’ private information has become a handy sideline for online advertisers – but for some, it’s priority number one

What happens to all of the data generated by people as they use the web? Who is interested in the minutiae of our lives as we browse Facebook profiles, read the news or shop for new socks?

The truth of the matter is that we are all part of a digital supply chain.

The ‘digital breadcrumbs’ that we scatter around as we use the web are data points, which often become the basis ...