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 audio book was a complete waste of my time and money. This book was just a rant on god knows what. Learnt a couple of interesting things, but generally a conversation on - Nope, can’t even attempt to quantify what that was about.