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.
This would have been better if more care had been paid to the sound reproduction. As it is one can only make out half the words, which for a comedienne known for her verbal wit rather negates the whole point.