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.
The first hook I had (from a different source) would split the yarn if I was not very careful. The first thing I noticed with this hook was that it did not cause splitting. I can hook twice as fast with this hook than I could in the past.