In the new Office 2013 version, because of battery life and machine reliability, the removal of features such as macros, Third-party add-ons, and VBA will replace them with a new "cloud app model", a link between Microsoft and developers, and marketing/sales/ Deployment and other software aggregation.
Developers have 80% of the gains from the platform, of which 20% are owned by Microsoft. The new version of Office is able to use the web as a workaround for macros, Third-party Add-ins, and VBA features that can be well compatible with OAuth, rest, and other web protocols, so that when a user uses a different device for office operations, These applications are perfectly capable of implementing the relevant functions.
All applications can be implemented "embedded" (embedded), which means that it is not limited to Windows ' own Azure cloud service, and can be used on any other public or private cloud, such as Amazon, Cloudstack, and so on.
Let's use the following icon to show the architecture in the new office: