On 5 Jan 2011, at 12:31, Bas van Dijk wrote: > On Wed, Jan 5, 2011 at 1:14 PM, Conor McBride > <conor at strictlypositive.org> wrote: >> cabal install she > > I knew about her but not that she supported default superclass > instances. Nice! She didn't. But she does now. Cheers Conor