Merge pull request #388 from w3c/mitchellevan-editorial-def-contrast-…

…ratio

Editorial: definition of 'contrast ratio'

comments-on-definitions-in-wcag-2.2-glossary-in-appendix-a.md

@@ -257,7 +257,7 @@ See the guidance on [content in the Key Terms section](#content-on-and-off-the-w
 
 This applies directly as written and as described in the WCAG 2 glossary.
 
-Because relative luminance is defined such that it cannot directly apply to hardware, please note the text in the introduction which reads: “This document does not comment on hardware aspects of products, non-UI aspects of platforms, or the application of WCAG 2 for user-interface components as a category, because the basic constructs on which the WCAG 2 and / or its conformance are built do not apply to these.”
+Because relative luminance is defined such that it cannot directly apply to hardware, please note the text in the introduction which reads: “This document does not comment on hardware aspects of products, because the basic constructs on which WCAG 2 is built do not apply to these.”
 
 #### dfn-css-pixels