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.
A narration in which the broad picture is lacking. Sequences do not have well-laid out broad plot, upon which the drama should take place; instead every thing looks like showing only the close-ups. Do children understand this story? It looks like it is for postgraduates in astronomy.