Any system has its limits. Perspectives, too, has boundaries. Even though we’d like to think of Perspectives as more akin to an operating system (one with aspirations: the Co-operating System for the World Computer!), from the outside it is just a program running on a Windows, Linux or OsX machine. A program that maybe should interface with other programs, exchanging data with them.
We have a special take on such integration. In the technology page Perspectives on Integration we explain how.