Makes me think of why Backblaze built their own "storage pod". http://blog.backblaze.com/2009/09/01/petabytes-on-a-budget-how-to-build-cheap-cloud-storage/ http

Makes me think of why Backblaze built their own "storage pod". http://blog.backblaze.com/2009/09/01/petabytes-on-a-budget-how-to-build-cheap-cloud-storage/ http://blog.backblaze.com/2009/09/01/petabytes-on-a-budget-h... According to them, their storage costs are ~20 times less than those of S3. A bit different use-case for sure. But as wave says, once you become a storage company you will inevitably need to do it in-house to be cost-effective.