> > the same case at least)?
> Usually, yes, but when quoting is involved, this is not so clear.
FWIW, the former is what Emacs did before you (someone) changed it, no?  E.g.
to /DrewsLisp/ and by Emacs 24 to $HOME/DrewsLisp/.
even when s?he types `tot TAB'.
> user's input and some of it from the completion table.
> should hence be reflected in the user's input.
I cannot speak to the difficulty of a fix or how it is currently evaluated.
`c-i-c' has _nothing to do_ with the form of the result, including its case.
by the value of `c-i-c'.  It should be decided by the completion function (e.g.
bearing at all on the case of the result?  If so, then we disagree.