Fwd: UAX#50 conformance: Is it possible to update existing fonts without causing damage to existing non-CSS applications?

---------- Forwarded message ---------
From: MURATA Makoto <eb2m-mrt@asahi-net.or.jp>
Date: 2019年12月11日(水) 8:58
Subject: Re: UAX#50 conformance: Is it possible to update existing fonts
without causing damage to existing non-CSS applications?
To: fantasai <fantasai@inkedblade.net>
Cc: Taro Yamamoto <tyamamot@adobe.com>, Florian Rivoal <florian@rivoal.net>,
Nat McCully <nmccully@adobe.com>



2019年12月11日(水) 8:51 fantasai <fantasai@inkedblade.net>:

>
> I think the changes that are necessary are primarily to OpenType and
> UAX50,
> actually. If some new feature is added that Writing Modes needs to invoke,
> we
> can note that in the spec, but the dependencies on specific OpenType
> features
> in Writing Modes are informative, not normative anyway.
>
>
>
I think that " (E.g. the OpenType vert feature must be enabled.) " in CSS
Writing Modes
will probably have to be modified.

Regards,
Makoto


-- 
Regards,
Makoto