"It's the same reason why you can't trust Yelp reviews - they needed to generate revenue somehow, and the only real option was to offer to hide negative reviews

"It's the same reason why you can't trust Yelp reviews - they needed to generate revenue somehow, and the only real option was to offer to hide negative reviews in return for money." This isn't true. You are repeating unsubstantiated rumors as if they are fact. Source: I worked there. I know the code and processes in question. It isn't true.