To calculate the daily income of this guy: $5 per app and he has 50 apps in the top 100. Daily sales are about 30 for each app, so total of 1500 sales per day.

To calculate the daily income of this guy: $5 per app and he has 50 apps in the top 100. Daily sales are about 30 for each app, so total of 1500 sales per day. At $5, he's making $7500 a day. In the 3 weeks he has exploited this hack: $157 Thousand dollars. I wonder who is paying for that.