Re: Suggested character set policy for the IETF

[Keith Moore <moore@cs.utk.edu>]

> A charset in the MIME sense is a mapping from octets to characters and
> related presentation information.  One way of constructing a MIME charset
> is to combine a CCS with an invertible CES (note that a CCS and
> non-invertible CES is *not* a MIME charset).  

...and also note that a MIME charset is *not* necessarily a
combination of a CCS and a CES.

> While CCS and CES are useful concepts for people who build character
> sets; the MIME charset concept is the useful concept when presenting
> plain text.

Precisely.  

Keith