Netflix kicked off the first session at this summer’s Hadoop Summit, telling the crowd about the Hadoop stack that powers its world-renowned data science practice. The punchline: they run everything on the Amazon Web Services cloud—Amazon S3, Elastic MapReduce (EMR), and their platform-as-a-service, Genie. Putting S3 at the base of your Hadoop strategy, as Netflix and Mortar have, catapults you pa