If you are giving a one star review then you are likely in a situation where the item has wasted your time, and frustrated/annoyed/disappointed you. That is no

If you are giving a one star review then you are likely in a situation where the item has wasted your time, and frustrated/annoyed/disappointed you. That is not conducive to good writing. It would be better to check the reading level of reviews given by the same person against other products, as well as the scores to get a clearer view of them.