bug#29659: 25.2; better rmail-summary-by-topic

[Eli Zaretskii]

> Date: Mon, 11 Dec 2017 16:50:14 +0100
> From: Francesco Potortì <pot@gnu.org>
> Cc: 29659@debbugs.gnu.org
> 
> >> Maybe this can be simply incorporated into rmail-simplified-subject: it
> >> is able to remove prefixes like
> >> 
> >> Re: [Topic] Fwd: Re: Fwd:
> >> 
> >> and in practice I find it very useful
> 
> >Indeed, and so I wonder why did you need the advice?  Which prefixes
> >does rmail-simplified-subject not handle correctly?
> 
> It is much more primitive, it only removes a single Re: prefix.

So you are saying that we need to convert an 'if' to a 'while', and
then Bob'll be our uncle?