Re: on helm substantial differences

[Juri Linkov]

> This will have to be an opt-in feature.  It presents completion
> candidates in such a radically different form that people will be
> confused; I would be.  We cannot change the default behavior so
> radically, and on top of that make the display different in each mode.

Like there are already possible choices 'horizontal' and 'vertical'
in the user option 'completions-format', it could also support
a new choice like 'rich'.