They can document it as anything.
A backup has to be isolated; different physical location, different medium, different provider. What if the technical infrastructure works as advertised, but the company goes into receivership for whatever reason?
Having cloud provider X say they moved the bits from one place to another should not be considered a backup by anyone, regardless of what they advertise.
Having cloud provider X say they moved the bits from one place to another should not be considered a backup by anyone, regardless of what they advertise.