On Fri, May 22, 2009 at 5:51 PM, Arthur Reutenauer <
arthur.reutenauer@normalesup.org> wrote:

> >                                but instead of arbitrary adding a 0.25em
> > before and 1em after the punctuation mark you should use the real nnbsp
> > (U+202F) before and real normal space (U+0020) after.
>
>   I don't think so.  Space characters don't mix very well with TeX glue
> and should best be avoided, generally speaking.  In particular, all
> inter-word spaces that are input in the TeX source as one or more of
> U+0020 are simply ignored, and replaced by normal inter-word glue, with
> its appropriate stretchability and shrinkability.  This has always been
> the case in TeX and is not going to change.  All other types of Unicode
> spaces should really, in my opinion, be processed in the same way, while
> respecting their additional properties in the case of non-breakable
> spaces, for instance.
>

Maybe one can use
something like this
\defineremapper[filterItem]
\remapcharacter[filterItem][`•]{\item}

for "spaces"  too

-- 
luigi