'Utterly horrifying': ex-Facebook insider says covert data harvesting was routine
Sandy Parakilas says numerous companies deployed these techniques – likely affecting hundreds of millions of users – and that Facebook looked the other way
Sandy Parakilas in San Francisco. ‘It has been painful watching. Because I know that they could have prevented it.’ Photograph: Robert Gumpert
Hundreds of millions of Facebook users are likely to have had their private information harvested by companies that exploited the same terms as the firm that collected data and passed it on to Cambridge Analytica,