We essentially have 1. Upvotes & Downvotes on articles and comments (This is what HN wants - insights by crowdsourcing) 2. Reputation (this is the fruit t

We essentially have 1. Upvotes & Downvotes on articles and comments (This is what HN wants - insights by crowdsourcing) 2. Reputation (this is the fruit the users want) 3. Gaming (HN gaming the users by rewarding/denying the fruit) - Reward (unlocking site features)