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Simon Josefsson <jas@extundo.com> writes:

> For articles without MIME tags, in groups not in g-g-c-a, it would be
> nice if Gnus could guess better -- like trying to UTF-8 decode it,
> which typically only fails when data wasn't UTF-8 encoded, and then go
> on and try other encodings.  Emacs' decoding functions behave a little
> strange, but onces fixed Gnus should be able to do this.

Currently they're not good enough, IMHO.  Here's an example:

(detect-coding-string (encode-coding-string "dk.test.utf8-זרו" 'utf-8))

=> (iso-latin-1 iso-latin-1 raw-text japanese-shift-jis 
    chinese-big5 no-conversion mule-utf-8)

The correct answer is last in the list.