Change in ls -l time stamp display?

[Gordon Messmer]

Ian Malone wrote:
> On 17/07/07, Gordon Messmer <yinyang at eburg.com> wrote:
>> Sjoerd Mullender wrote:
>> > Christian Menzel wrote:
>> >> The easier way would be setting LC_TIME to "en_US:en", so other apps
>> >> show the time as well in your preferred format.
>> >
>> > This doesn't work so hot if you have UTF-8 encoded file names.  I 
>> get ??
>> > for those characters.  If I set LC_ALL="en_US.UTF-8" in addition the
>> > characters are displayed correctly.
>>
>> For which characters?  The date output should be all ASCII characters,
>> so it should be valid UTF-8 encoded data.
> 
> N.B. "UTF-8 encoded _file names_" (my emphasis).

OK, then, why would setting LC_TIME="en_US:en" affect the display of 
your filenames?