[Idna-arabicscript] Re: Idna-update Digest, Vol 36, Issue 48

[Vint Cerf]

I do not understand any reason to revisit the CONTEXTJ characters.  
There was strong consensus on including them as PVALID.

vint


On Dec 4, 2009, at 10:50 PM, Sarmad Hussain wrote:

>
> > 200C       ; DISALLOWED  # ZERO WIDTH NON-JOINER
> > 200D       ; DISALLOWED  # ZERO WIDTH JOINER
> >
> > There is no new value called TRANSITIONAL. The infamous 4 characters
> > (above) start with the value DISALLOWED. Later, we change them to
> > PVALID (or CONTEXTJ for 200C/200D).
>
> Before reverting to IDNA2003 level lack of support for these  
> characters, do re-consider why the status of these characters (ZWNJ  
> and ZWJ) have been changed in Idnabis process: these characters are  
> required for writing IDNs for a billion people in South Asia and  
> beyond.
>
> Having them as DISALLOWED and called TRANSITIONAL will only  
> propagate older decisions, not fix them.  Having them as CONTEXTJ is  
> already a workable solution, where they are only (carefully)  
> allowed, where they are needed.
>
> regards,
> Sarmad
>
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