What if UNICODE devote a Web Site for PUA, that user will provide
a BMP of the Code point they used (if it is of General Intereset),
the next user will not use the point and will use the next,
this should be on volunteer basis
and the user must be free to use it or not.
----- Original Message -----
From: Peter Constable <email@example.com>
To: Unicode List <firstname.lastname@example.org>
Sent: Wednesday, February 23, 2000 3:00 AM
Subject: Re: PUA
> My only concern regarding the PUA would be in the event that
> major software developers promote some standard use of PUA
> characters and have that lead to software implementations which
> assume certain definitions of the PUA, meaning that users with
> particular (different) PUA needs encounter interoperability
> problems when using that software.
> If it can be guaranteed that software will always make no
> assumptions about PUA-encoded characters, there's no problem.
> But who can guarantee such a thing? Adobe has recommended to
> others that all presentation forms be encoded (using the PUA
> where not otherwise encoded), and apparently have made some of
> their assignments match those used by others like HP; Bitstream
> have indicated that they will use the same assignments as
> Adobe. We've heard that current work on Omega has gone this
> direction. I only worry that there's a trend unfolding that
> could lead to interoperability problems.
> From: <email@example.com> AT Internet on 02/22/2000 11:51 AM
> Received on: 02/22/2000
> To: Peter Constable/IntlAdmin/WCT, <firstname.lastname@example.org> AT
> Subject: Re: PUA
> > > -----Original Message----- > > From: James E. Agenbroad [mailto:email@example.com] > ... > > > Using the PUA for glyphs sems contrary to the our basic > > premises, but can > > we prevent consenting users from doing so? It seems > > contradictory to say. > > "Use these codes any way you wish" but "Don't use them for > > X". We could > > specify some likely undesirable outcomes of proposed PUA > > usages and hope > > they will heed the warning. > > Anyone can use the PUA for anything they want to. If it's > useful for managing glyphs for some purpose, then why not? It > should be a free arena. All bets are off as to the meaning of > data in this area in plain text. The standard shouldn't > restrict it's use in any way, other than the conformance > clauses that are already there. > > --- Paul > > >
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