Impact: If any retailer can do as it pleases without much pushback from suppliers, it would be Wal-Mart. That’s why it’s interesting the retailer has chosen to test vendor-owned used game kiosks. True, GameStop is the source of distracting game industry ire, but Wal-Mart hardly needs the extra degree of separation by partnering with E-play. We’ll be curious to see how Wal-Mart executes on used games after the completion of the E-play test.