Cambridge Analytica

Facebook Vice President Andrew Bosworth also said that the president's victory was not a result of outside influence but of clever digital advertising.
Federal regulators will also institute new oversight and restrictions on the business.
UK Parliamentary committee accused Facebook of cutting special deals with some app developers to give them more access to data, while icing out others.
Google has now decided to shut down Google Plus, which never really took off. This massive data breach has proved to be the final nail in its coffin.