Described herein is a gaming machine configured to output video data that simulates mechanical reels in a traditional mechanical slot machine. Embodiments described herein contribute to the emulation of a mechanical machine by simulating one or more visible mechanical imperfections commonly found in...http://www.google.co.uk/patents/US20080113748?utm_source=gb-gplus-sharePatent US20080113748 - SIMULATED REEL IMPERFECTIONS