All you need to know about the Facebook data mining scandal can be gleaned from this early 2004 quote from Facebook founder Mark Zuckerberg (via theregister.co.uk)
Zuckerberg: I have over 4,000 emails, pictures, addresses, SNS
[Redacted Friend’s Name]: What? How’d you manage that one?
Zuckerberg: People just submitted it.
Zuckerberg: I don’t know why.
Zuckerberg: They “trust me”
Zuckerberg: Dumb fucks