Diablo 3 has proved a popular game, but its auction house feature is a matter of concern for many gamers. How exactly do you take on a loot pinata game like Diablo 3 when it’s often quicker and easier just to buy the loot from the auction house? There is a psychology involved in any matter of buying and selling, and that psychology is something Blizzard should be watching carefully. Gamasutra has the story.