It is designed for content - textual & binary. While I can imagine an ugly fugly way to overload the api and use it for chat functionality within your app, but

It is designed for content - textual & binary. While I can imagine an ugly fugly way to overload the api and use it for chat functionality within your app, but then it would make for a really bad user experience within your app. This version of the SDK was designed with the sole intent of content sharing.