The process of transferring data and files between applications and services to another company is usually not easy, so, Facebook, Microsoft, Google and Twitter began a partnership aimed at ending this.
The four companies agreed to develop a way to easily transfer data between applications and services.
An example of this is that you will be able to transfer your Facebook account data to Twitter, which of course will lead. To shorten your time when registering with one of the company's other services.
It is true that the programming of services and applications is quite different between them, and this is difficult to transport mechanism and impedes, but it is possible thanks to the cooperation of the giant companies and will make the transfer of data is easy for all of us.