User blog comment:Wingzard/ David Dreger aka Knuckles Dawson, formerly of Rooster Teeth, found dead/@comment-23784953-20130625082837/@comment-8119593-20130626051547

According to this article, Knuckles and Rooster Teeth's Corporate Banana Geoff Ramsey created a database site Achievement Hunter to catalog "achievements" across various consoles (including iPhones).