when you do it, just be very sure not to let the disconnected ends touch...
alternatively while not as satisfactory but spark free - you might start by wiring one speaker with the old and one with the new to get an initial sense of significant differences.
you will need to run this for a few days to let the new cable settle in - rapid ABing can be very deceptive and is generally not considered to be a good way to tell much of anything - also it will give your ears time to listen and determine what differences you might in fact be hearing
if you decide there are some big differences then you could proceed to a more ambitious comparison
if there is not much difference you can decide which cables you are keeping and which you will be posting on the Gon
alternatively while not as satisfactory but spark free - you might start by wiring one speaker with the old and one with the new to get an initial sense of significant differences.
you will need to run this for a few days to let the new cable settle in - rapid ABing can be very deceptive and is generally not considered to be a good way to tell much of anything - also it will give your ears time to listen and determine what differences you might in fact be hearing
if you decide there are some big differences then you could proceed to a more ambitious comparison
if there is not much difference you can decide which cables you are keeping and which you will be posting on the Gon