"The revelation that 50 million people had their Facebook profiles harvested so Cambridge Analytica could target them with political ads is a huge blow to the social network that raises questions about its approach to data protection and disclosure.
As Facebook executives wrangle on Twitter over the semantics of whether this constitutes a “breach”, the result for users is the same: personal data extracted from the platform and used for a purpose to which they did not consent.
Facebook has a complicated track record on privacy. Its business model is built on gathering data. It knows your real name, who your friends are, your likes and interests, where you have been, what websites you have visited, what you look like and how you speak."