protected boolean canPutInBackpack(Actor actor)
    {
    	System.out.println(getName() + " is finding out if it can add " + ((SimpleWorldActor)actor).getName() + " to its backpack.");
        return getBackpack() != null && //must have a backpack
               actor instanceof ContainableSimWo && //a is containable
               getBackpack().canContain((ContainableSimWo)actor); //backpack can contain
    }