Lord of the Rings and The Hobbit director Peter Jackson has just made a new thrilling production video available to all of us Middle-earth fans. This time, we're being plunged into the world of 3-D, and we get to see those dwarves and hobbits in action. The fourth production video blog Jackson recently made available on his Facebook page mainly concentrates on the intricacies of filming in HD 3-D with about four dozen RED Epic cameras, which, as you'll see for yourselves, Jackson has all named—yes, named—after family members, pets and even the Beatles. Peter Jackson says shooting The Hobbit in 3-D is ''a dream come true,'' and we learn that the Oscar-winning director would have filmed LOTR in 3-D if the same technology had been available back when he set out to film his masterpiece more than 12 years ago. The very interesting (if fairly technical) production blog also features some nifty behind-the-scenes footage (while filming was taking place on a