> size. while there's really no substitute for experience, i really > believe we could benefit from some patterns. There was a list of design patterns for Haskell on the Wiki (back in the days when it worked): http://haskell.org/wiki/wiki?CommonHaskellIdioms --KW 8-) -- Keith Wansbrough <kw217@cl.cam.ac.uk> http://www.cl.cam.ac.uk/users/kw217/ University of Cambridge Computer Laboratory.