The screenshot shows that 25,000 points is about $50, so 500 points is about $1. If 600 points is about 15 minutes work, that means reviewers are getng paid less than $4 per hour?
All the numbers in the article are made up (I coded up a quick JSON so we could render the page without showing real user information). Our reviewers make ~10x that number. In hindsight, we shouldn't have made up numbers that ended up with this math. That's on me!