| > If someone felt able to act as moderator for the discussion, willing | > to summarise conclusions, open questions, and so on, on the wiki | > page, that would be enormously helpful. | | I'm up for that role, if that's appropriate. I'll take you up on that, thank you! I've added some "SLPJ note" notes to http://hackage.haskell.org/trac/ghc/wiki/DefaultSuperclassInstances which could perhaps do with clarifying. Simon PS: to avoid spam, maybe now we have advertised this thread, we should restrict it to ghc-users? The *current* library question about mappend etc can stay on libraries.