June 24, 2011
9:21 a.m.
Quoting Nadya:
Agreed, the apostrophe is not officially in the alphabet so any "colloquial" use can be ignored.
The apostrophe is disallowed by the IDNABIS protocol and cannot appear in an IDN in any regard, whatsoever. If there is some writing system to which it is essential, its unavailability nonetheless provides a good illustration of the simple fact that the DNS was not designed to be a vehicle for the full orthographic detail of the languages that labels are intended to reflect. /Cary