bug#27270: display-raw-bytes-as-hex generates ambiguous output for Emacs strings

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Paul Eggert <eggert@cs.ucla.edu> writes:

> On 06/06/2017 10:17 PM, Eli Zaretskii wrote:
>
>> What do you mean by "Emacs strings"?
>
> I meant that if I prefer hex to octal for buffer escapes, then when I
> type this into *scratch*:
>
>   (format "J%cK" ?\u0080) C-j
>
> I almost surely would prefer to see the result displayed as
> hexadecimal than as "J\200K" (the current behavior).

display-raw-bytes-as-hex does affect the result display for me (of
course, since the result goes into the buffer), doesn't it for you?