RE: always put Customizations in `custom-file', never in `user-init-file'

[Drew Adams]

>     Currently, if a user doesn't have an init file, then s?he can
>     use Customize but s?he cannot save Customize customizations.
>
> If that's true, it is a bug.  Can you provide a precise test case?
> I think Customize will create the .emacs file if there is none.

My bad. I was thinking that it had the same behavior as for emacs -Q. With
emacs -Q, you cannot save customizations.