Can you provide any reference or evidence to support these statements?
Prior to iCloud's launch Apple built a massive $1bn datacenter in North Carolina and has continued to build new facilities at an aggressive pace.
I presume they are leaning into large public cloud platforms when their own capacity runs low.
https://www.cultofmac.com/31260/aerial-footage-of-apples-new...
http://appleinsider.com/articles/15/10/02/apple-inc-massivel...
> From Apple’s actual iCloud security document:
>> The encrypted chunks of the file are stored, without any user-identifying information, using third-party storage services, such as S3 and Google Cloud Platform.