On rare occasion, a new accessory arrives and leaves us scratching our heads as to whether or not the designers were serious; Friendly Integration's iBallz Originals ($20) is the latest item to win such a dubious honor. The company describes the set of four foam balls and a drawstring as a "shock absorbing harness" capable of adjusting to fit iPads or smaller tablets, providing "ultimate drop protection" without concealing your device; it effectively…