Right but, and I know this is over thinking it, but if you do that you have no control group so to speak. What I mean is what exactly did he do? Did he turn on Madden, edit WRs to 0 RTR, play the game and try to spot differences from memory? Did he play with default ratings first and then edit? Then spot differences from memory?
People naturally look for patterns. If you do that method I promise you you will find something different.
I know I am taking it a bit overboard, but hey I do research and analysis for a living. And I will not stand for bad science!
