Infrastructure stats

From businessweek: The master copies of all the shows and movies available to Netflix take up 3.14 petabytes of storage space. (In comparison, Facebook uses about 1.5 petabytes to store about 10 billion photos.)

From LinkedIn: Obama for America
May 2011 – November 2012 (1 year 7 months)Chicago, IL
The infrastructure we built has been credited as a major differentiator in the President’s successful reelection bid. In total, these systems pushed a peak of 4 gigabits per second and 10,000 requests per second over 2,000 simultaneous nodes in 3 geographically separate data centers, serving 180 terabytes of data and over 8.5 billion requests.