To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyses reviews to verify trustworthiness.
I purchased this only to discover that the discs will only play if you register the code on the Ultraviolet website and the code is unacceptable in certain countries - such as Latvia where I live. Why does Amazon not state this? I now have three useless discs!