You make the best sense. And if shame was so compelling, why don't more people respond to it? Evantually it may be that science tells us to back away from the disease model too, but it is still a step in the right direction to move away from the previous perception. Taking some of the emotional weight out of the addiction equation frees the addict from at least some of that baggage and enables them to look at other possiblilites to change the course of their lives.