Feedback on the proposal to change U+FFFD generation when decoding ill-formed UTF-8

Hans Åberg via Unicode unicode at
Tue May 16 11:07:34 CDT 2017

> On 16 May 2017, at 17:52, Alastair Houghton <alastair at> wrote:
> On 16 May 2017, at 16:44, Hans Åberg <haberg-1 at> wrote:
>> On 16 May 2017, at 17:30, Alastair Houghton via Unicode <unicode at> wrote:
>>> HFS(+), NTFS and VFAT long filenames are all encoded in some variation on UCS-2/UTF-16. ...
>> The filesystem directory is using octet sequences and does not bother passing over an encoding, I am told. Someone could remember one that to used UTF-16 directly, but I think it may not be current.
> No, that’s not true.  All three of those systems store UTF-16 on the disk (give or take).

I am not speaking about what they store, but how the filesystem identifies files.

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