> Pablo Rodriguez <mailto:oinos@gmx.es>
> 19. März 2017 um 21:07via Postbox 
> <https://www.postbox-inc.com/?utm_source=email&utm_medium=sumlink&utm_campaign=reach>
>
> Many thanks for your explanation, Wolfgang.
>
> I didn’t consider that Neo Euler might be a default font. And I didn’t
> know that the values would be internal values which had to be
> overwritten by feature values for each alternative.
The default values are only a thing for math fonts (but you’re using
it outside of math) and I want to ensure goodies files etc. with
font fixes are loaded.

> BTW, does it happen the same to mono fonts? In the past, I wanted to
> check whether quality values for protrusion and expansion would make
> sense in the document I was typesetting, but I couldn’t make it work for
> mono fonts.
No, mono fonts use the global feature settings but you can change this 
for all
mono fonts with \setupfontfamily[tt][features=none].

Wolfgang