Re: [PATCH 1/2] diff: add --word-diff option that generalizes --color-words

> 
> There is one difference between other uses of colors and color-words, but
> I can imagine that ordinary people may not have even realized nor thought
> about it.
> 
> To people who are somewhat but not completely color-challenged (like
> myself), it still helps to paint hunk headers in a color that is different
> from the body text to make the boundary of each hunk more visible.  Even
> without the perception of exact color/hue, the contrast alone helps in
> that case.