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.
Really good product and with the plug-ins for REAPER I can make full use of the functions on the controller to play, record, stop. I recommend reading the manual, which is going to answer many questions, since there are lots of misinformation on the net.