Persistant (as in on disk) data

[Amanda Clare]

>   (a) is the API for GHC's Binary library acceptable, or do we need
>       the extra bells and whistles that the NHC version has?

I would far prefer a library that is standard between the two compilers. 
As a user, I don't like using compiler-specific libraries unless 
absolutely necessary.

>       implementation?  Perhaps performance isn't that important
>       to the majority of people: please comment if you have
>       an opinion.

Performance isn't the most important thing to me.

Amanda