> If I were to refactor it at this point, it's really only to pander to my own ego, which probably isn't a sensible business goal. But it could be fun! You are

> If I were to refactor it at this point, it's really only to pander to my own ego, which probably isn't a sensible business goal. But it could be fun! You are aware of the risks, so if you'd really love to do it, knock yourself out! :D Another perspective: It has occupied your mind for such a long time, why not get rid of it?