> Curious... how does a MAME dev determine the default number setting of the Analog > trackball's 'Sensitivity' and 'Speed' for a given game? Do they just set it at a > value that seems right? or are they able to extract the official/correct value from > the emulation process?
It's a completely subjective thing given we aren't using OEM trackballs. So just set it to what feels right for you.