On Wed, 7 Aug 2013 00:56:46 -0400, John Cowan <xxxxxx@mercury.ccil.org> wrote:
> The unsweetener should probably have an option to discard them rather
> than converting them to the corresponding unsweetened forms, so that
> you can take sweet code using them and transform it into unsweetened
> code that can be run on Schemes that doesn't contain them.

The unsweetener in the git repository already discards #|...|#, actually.
Without an "unread-char" function it'd take more code to do otherwise.

I think it's a very reasonable thing to *do*; I'm not sure that we should
*spec* it.

--- David A. Wheeler