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Re: introduction

At Tue, 10 Feb 2004 13:06:16 -0800 (PST), Tom Lord wrote:
> [*] What exactly is a "Unicode character?"  The answer can vary
>     depending on context.  In some contexts it might mean a Unicode
>     abstract character -- the kind of value to which a codepoint
>     (integer in the range 0..10ffff) is assigned.  In other contexts,
>     it may mean certain kinds of sequences of abstract characters.
>     One goal for SRFI-52 is to remain agnostic about the answer 
>     to that question.

I'm still relatively new to unicode, so I apologize if this is a
foolish question (rtfm ptrs welcome!), but I wonder why you would want
to remain agnostic on this point. Can you explain why unicode-code
points would be a bad choice, and what other choices might exist?