It occurs to me that a whole lot of people nowadays - thanks to the likes of Yelp - are graded on their performance with a star system. You know who else gets graded with stars? Children. All this ranking of people via gold stars is infantilizing. They are convincing us all to act like we're in kindergarten. "Better do what's expected of you or you won't get a gold star!"
These systems serve two negative purposes: 1st, they provide an easy outlet for the vindictive and petty 1/x