In this task, you're given a review from Amazon. Your task is to generate a rating for the product on a scale of 1-5 based on the review. The rating means 1: extremely poor, 2: poor, 3: neutral, 4: good, 5: extremely good.

This case is very weak at the corners holding the kindle. I've had this case for a couple of months, and three of the four corners have cracked and chipped, leaving rough/sharp edges which catch on clothes, etc. The kindle is still secure, but I am replacing this case with a more sturdy one.
2