one thing that has been missed in this discussion and is essential to understand in order to make a rational choice, is what and how do you shoot and what are you trying to accomplish?

Roman likes his style because of what he shoots, Jim the same. You have to look at what you shoot and what you need to accomplish in order to decide what's best. So, if you could describe what it is youre doing and what youre trying to accomplish we could be more help.