Apple already uses AWS and Azure for iCloud, so this makes sense. "Apple has selected Microsoft's Azure and Amazon's AWS to jointly host its iCloud service" <a href="http://www.theregister.co.uk/2011/09/02/icloud_runs_on_microsoft_azure_and_amazon/" rel="nofollow">http://www.theregister.co.uk/2011/09/02/icloud_runs_on_micro...</a>