Depends entirely on how well you know your system/room, what you want to improve, what you don't want to lose, the quality of your research, and your willingness to accommodate the new component if it is (hopefully) more resolving.
I bat a very high rate (90%+) using that formula, but usually have to spend some time and money to accommodate the new component and its interaction with my system.
Dave
I bat a very high rate (90%+) using that formula, but usually have to spend some time and money to accommodate the new component and its interaction with my system.
Dave