This is consistent with the traditional rationale for outsourcing IT systems, which involves applying economies of scale to application operation, i.e., an outside service provider may be able to offer better, cheaper, more reliable applications.
这与传统的关于外包信息技术系统的理念是一致的，它包括将规模经济应用到应用运营上，即一个外部的服务提供商可能有能力提供更好、更便宜、更可信赖的应用。