The extensions offer convenience methods for your application, wrapping many common AIR Patterns in Dojo-like constructors and providing an entire framework from which to grow. Built-in persistent storage, granular window control from creation to destruction, Window FX, Audio/Video helpers, and extra console debugging facilities are just the beginning.
Just another step forward in AIR development. Having experience developing AIR apps, I can attest to the fact that writing JS to handle some of the events and reading over Adobe’s less than inspiring javascript api documentation (especially in relation to File I/O) made me long for something a little bit better. Finally, found it.