So if the problem with accessibility efforts is that the cost is relatively high and the benefit is relatively low, in that you only gain access to a small numb

So if the problem with accessibility efforts is that the cost is relatively high and the benefit is relatively low, in that you only gain access to a small number of additional customers for a potentially large development effort, why not fix this dynamic? Imagine a GetSatisfaction-type site where you publicly list and track accessibility issues. Apart from making these issues more visible, the upside to fixing an accessibility issue goes way up because now you have something embarrassing in your SERP for all to see instead of a few disgruntled non-customers.