Deprecation of heploc subtag (refiling with corrected spelling)

Doug Ewell doug at
Sun Dec 20 19:36:15 CET 2009

Randy Presuhn <randy underscore presuhn at mindspring dot com> wrote:

>>  Preferred-Value: alalc97
> I hope no one understands this as meaning that a tag
> of ja-Latn-hepburn-heploc should be replaced by one
> of ja-Latn-hepburn-alalc97.  Presumably the intent was
> ja-Latn-alalc97, but I don't see how one would figure
> that out from the registry contents alone.

Perhaps <sigh /> we need a comment.

> I think the lesson from this is that Preferred-Value doesn't
> quite work in some cases, e.g., when the new preferred-value
> is "generic" (lacks a prefix) and the variant to which is
> is added has a prefix with multiple subtags.

I don't think we anticipated replacing a second-level variant with a 
first-level variant.  I know I didn't anticipate that we would deprecate 
a just-approved variant in favor of another so quickly, hastening the 
day when we would face this problem.

Doug Ewell  |  Thornton, Colorado, USA  |
RFC 5645, 4645, UTN #14  |  ietf-languages @ ­

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