Andrea Lazzarini <andrea.lazzari...@gmail.com> writes:
> Consider the fact that I had to put an extra space before the footnote 
> exactly to have a space (not an extra one) in the result.
>
> As you say, couldn't it be replaced with:
>
>> maybe with number of spaces equal to :post-blank ?

Sure, but footnotes are expected to have space before in some languages:

 Sentence. [footnote] Another sentence.

Keeping the space after will leave us with _two_ spaces:

 Sentence.  Another sentence.

Not ideal when exporting to, say, ASCII.

-- 
Ihor Radchenko // yantar92,
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