FIxed and pushed to my repo

On Thu, Jul 2, 2020 at 6:53 PM Shiro Kawai <xxxxxx@gmail.com> wrote:
Draft #8 says 

maybe-and / either-and
    If there are no exprs, then Nothing / a Left of an unspecified value is returned.

maybe-or / either-or
   If there are no exprs, then a Just/Right of an unspecified value is returned.

I believe they are reversed.  Reference implementation is correct.