bug#21959: [25.1.50.1] No way to save customization from emacs -Q

[Andreas Röhler]

 On 19.11.2015 16:55, Eli Zaretskii wrote:
> > Date: Thu, 19 Nov 2015 13:27:29 +0100
> > From: Andreas Röhler<andreas.roehler@easy-emacs.de>
> >
> > A way around is to start with -Q and load init-file interactively.
> > However then saving options via customize isn't possible, which seems a bug.
> No, it's a deliberate feature.  From the Emacs manual:
>
>       If Emacs was invoked with the `-q' or `--no-init-file' options
>    (*note Initial Options::), it will not let you save your customizations
>    in your initialization file.  This is because saving customizations
>    from such a session would wipe out all the other customizations you
>    might have on your initialization file.

Hmm, maybe not link saving and wiping out?
What is the rational for theses connection?

What about having these separated and a command "clear customizations"?