>>and was successful in getting it to work in an Xpander. you would still lose the
>>code to control the CV inputs.
Surely, this could be an option given to the user.
A certain key combination at power on would decide if the user wants CV inputs or Matrix Mod display. Additionally,
a dedicated button press would be needed to enable the Matrix Mod display, but this is easily done. There are many mod sources I don't use so I would gladly sacrifice on of those buttons.
I would easily give up the CV inputs for the Matrix Mod display