Not sure if everyone realizes this, but often (outside the US at least) neither company build or owns data centers. For example, Amazon Sydney is in Equinix SY3[1].<p>[1] <a href="https:&#x2F;&#x2F;blog.equinix.com&#x2F;2012&#x2F;11&#x2F;amazon-web-services-comes-to-equinix-data-center-in-australia&#x2F;" rel="nofollow">https:&#x2F;&#x2F;blog.equinix.com&#x2F;2012&#x2F;11&#x2F;amazon-web-services-comes-t...</a> (plus I know people who saw the equipment going in)