I think you're right ... I don't see how these figures are consistent. Maybe they're factoring in the time it takes to restore a copy, maybe 'normal redundancy

I think you're right ... I don't see how these figures are consistent. Maybe they're factoring in the time it takes to restore a copy, maybe 'normal redundancy' S3 is doing something clever, maybe it's simply another instance of Amazon being economical with the truth.