Cambridge Analytica used 50 million Facebook users’ data to help elect Donald Trump. Facebook CEO Mark Zuckerberg insists it wasn’t a breach, but that doesn’t change the fact that the data of 50 million users was obtained without express permission and used for political purposes. Facebook data collected by app developers isnt supposed to be used for advertising or sold to third parties. Theres often nothing stopping a large chunk of data being collected in the right way, but then being used in a decidedly wrong way afterward.”]