We all know that Amazon’s review system is kind of a mess. It’s plagued by “professional reviewers,” reviews from friends, legitimately critical reviews that get yanked after complaints by angry fan groups, and—worst of all—fake reviews, usually written by employees of the manufacturer. Adam found a new fake reviewer named David Jacob, but what really caught our eye was how real Amazon shoppers have picked up on it and left a series of comments to warn future customers to stay away from Gamenamics.