Re: surrogate terminology

From: Misha Wolf (
Date: Tue Sep 12 2000 - 15:47:56 EDT

> We do need to clean up terminology, and we need to do so in a way that
> incorporates understanding of UTR-17. I think we need:
> - BMP characters: characters in the BMP; note that d800-dfff are not
> characters; fffe and ffff are also not characters
> - "astral"/supplementary/extended-plane/?? characters: everything in planes
> 1 - 16 (excluding anything ending in fffe and ffff)

I can't stand "astral planes". The term suggests, to me at
least, that these planes (and, hence, the characters in them)
are not as "real" as the BMP.

By contrast, "supplementary planes" is a factual description.

Misha Wolf
W3C I18N WG Chair

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