On 6 May 2012 21:54, Steve Haflich shaflich@gmail.com wrote:
And if all you are concerned about is that someone might have pushed :NIL onto the features list, the syntax #+(or) is logically and portably unscrewable. I know programmers who use it, although I find it lexographically tedious.
FWIW, I personally use #-(and) and #+(and) -- the #+ and #- signs are pretty easy to relate to the semantics.
-- Jānis