[Dovecot] Maildir folder separator

[Kenneth Porter]

--On Tuesday, August 22, 2006 9:50 AM -0400 Charles Marcus 
<CMarcus at Media-Brokers.com> wrote:

> To me it makes the most sense to use a character that is least likely to
> be used - a semi-colon sounds good to me.

Does this character ever show up in UI's? Do end users even need to know 
about it? If not, can it be outside the printable set? If so, a vertical 
tab might be a good default.