This can provide protection for example against a scenario where some of the hard disks used in S3 happen to end up in wrong place - for a reason or another. On

This can provide protection for example against a scenario where some of the hard disks used in S3 happen to end up in wrong place - for a reason or another. One should keep in mind that all data that is once put to the cloud can stay there forever - even if you try to delete it.