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 have not been able to find out my likes and mis-likes as I have yet to see it actually work. I finally did get the correct TV settings but I have not succeeded in using it with Apple TV. I haven't tried ROCU. I really haven't enjoyed my -almost-use of this devise. Perhaps our grandkids will help.