J J wrote:
> [1] In Haskell one becomes aware of the limitations of using ASCII right 
> away.  The compose symbol (normally a circle) is the period.  They 
> decided to use the \ symbol for lambdas (!!!) since that was the closest 
> graphic available.

For what it's worth, I think both of those choices work well for haskell, 
and in a modern emacs and with a lucky font choice :), (setq 
haskell-font-lock-symbols 'unicode) makes them look great!