An interesting look at the S&P 500 is found in the St. Louis Federal Reserve’s FRED data archives. I particularly like the S&P 500 view.
Resource link: http://research.stlouisfed.org/fred2/series/SP500
The detailed Facebook complaint to the Federal Trade Commission filed by the Electronic Privacy Information Center is located here:
http://epic.org/privacy/ftc/facebook/Facebook-Study-Complaint.pdf