Re: chairless hamza

From: Khaled Hosny (
Date: Tue Jan 08 2008 - 10:27:32 CST

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    On Sat, Jan 05, 2008 at 08:53:31PM -0800, John Hudson wrote:
    > arno wrote:
    >> If my proposal will be accepted there will be a period for everybody to
    >> raise objections before it become binding.
    > Well and good, but Unicode has been bitten before by this kind of thing,
    > e.g. in changing the mirrored property of a character, only to find that it
    > unexpectedly broke some existing software. Unfortunately, we can't rely on
    > invested parties responding to public review periods, because sometimes
    > potential problems are not anticipated: they are only identified at the
    > point when they become actual problems. So I suspect, given options, the
    > UTC will tend toward the safer path. Of course, if you can suggest a
    > technical benefit of revising the properties of U+0621 over encoding a new
    > character, that might override concerns about breaking existing
    > implementations.
    I think avoiding the security concerns of having to, almost, similar
    hamzas might be a good reason for one revised hamza over two ones.

     Khaled Hosny

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