RE: There is a structural fault with WCAG2. That editing won’t resolve.

> We need to write guidelines that can be read by 2nd grade students. 


It is not possible to write meaningful success criteria that can be read by second grade students.

The WAI authors have asserted repeatedly that WCAG 2.0 is being written using the clearest and simplest language appropriate for the content.  Much of the on-going editing efforts are focused on adding clarity and removing ambiguity.