i disagree that it would be used by so few honestly i think your selling things short here you do realize adding the export could double your audience? its not a matter of weather or not current users will use the feature but rather a matter of future users using this feature not to mention the thousands of content creators that know how to use blender i think you are thinking too small here. i know how to use blender but would rather use flowscape and i think you will find a huge percent of the blender and other software users of the same type start using your software in tandem with there current software's