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From: "Andrej Borsenkow" <borsenkow.msk@sni.de>
To: "Bart Schaefer" <schaefer@candle.brasslantern.com>,
        "Zsh hackers list" <zsh-workers@sunsite.auc.dk>
Subject: RE: PATCH: pws-19: minor syntactic innovation
Date: Tue, 1 Jun 1999 10:23:48 +0400
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>
> What's the parse of something like ${(f)"${"$(typeset)"}"} ?  It doesn't
> seem to be the `obvious' one -- it appears that the quoted strings are
> actually nesting, because of the enclosing braces, which is something
> pretty radically new.  (I may be wrong.)  Is this a good thing?
>

No. It breaks the basic shell grammar. The main problem is, it can have
unexpected side effects when running in sh or ksh compatibility mode - and
this is definitely bad thing.

/andrej