[whatwg] <picture> / <img srcset> not needed

[Aldrik Dunbar]

> Assistive technology can't magically detect that your image has low
> contrast and provide a better image. I don't think that AT even comes
> into play as high contrast mode is handled by the OS. High contrast
> mode is not the same as choosing a monochrome display. On Windows, the
> default high contrast display is mostly white on black, but there are
> still colors, and text is larger. On OS X, high contrast mode is just
> extremely contrasty with lots of detail getting washed out; you can
> separately choose to use grayscale and/or invert colors.
>
> Authors may want to provide images with lots of detail, but fall back
> to images with less detail and/or larger objects/text in the case of
> high contrast mode.

In that case it sounds like we need somthing like the -ms-high-contrast 
[1] media feature needs to become a standard.


[1] http://msdn.microsoft.com/en-us/library/ie/hh771830(v=vs.85).aspx