The issue is that he's not just reworking the Debbie storyline, but changing and expanding it, along with every other characters story. I'm betting that most people would rather he just redid the artwork after he updated the aspect and moved on, but he's repeatedly said that this is an open ended project. Several people have said so many times that he's in no rush to complete anything, so anyone who has an issue with this? Just move on.
Better to save your sanity instead of waiting years for something of no real value to your life.