Grapheme clusters and backspace (was Re: Coding for Emoji: how to modify programs to work with emoji)

[Richard Wordingham via Unicode]

On Tue, 22 Oct 2019 23:15:57 +0000
Martin J. Dürst via Unicode <unicode at unicode.org> wrote:

> I think this to some extent is a question of "reality in the users' 
> minds". But to a very large extent, this is an issue of muscle
> memory. If a user works with a keyboard/input method that deletes a
> whole combination, their muscles will get used to that the same way
> they will get used to the other case.

The issue is one of being able to edit the cluster.  Large clusters
call out for editing rather than replacement.

Richard.