He changed quite a few to a higher resolution. Here are couple before and after. As you can see , the default pics are blurry. MalDo's are crisp and not blurry at all. The Worse very first post says, the low res textures have been replaced with higher res. You just have to have an eye for detail. Most knuckle draggers wont notice the difference but I am one of those people who notice these things.