Option to pass in a scene node to the duplicate method.
Currently you have to select the object or objects for
duplicate command to work.
Kuwabara is making a text drop shadow plugin. He walks through the scene graph and in each text object he finds he creates a duplicate in the same size and position adding a small offset. Each text object has numerous properties he has to ensure are copied to the drop shadow copy. He finds the new duplicate() command accepts scene nodes in the arguments.