Maybe, but what if indie games are less susceptible to piracy than blockbuster games. There are really just massive statistical hurdles to overcome with this t

Maybe, but what if indie games are less susceptible to piracy than blockbuster games. There are really just massive statistical hurdles to overcome with this type of analysis. You could prove that indie games with strict DRM will perform differently than indie games without strict DRM, but extrapolating that to feature, blockbuster games is problematic.