Maybe Monoid spilt milk

Adrian Hey ahey at
Tue Dec 4 12:11:08 EST 2007

Don Stewart wrote:
> The Monoid instance is not that widely used -- I think it is not too
> late to change.

If this sort of thing is fixable retrospectively then maybe the Monoid
instance for Data.Map should be fixed too..

..assuming there's general agreement that the current instance is
broken. The latter definition is what's used in the "clone" I wrote BTW,
so they're incompatible at the moment as far as this is concerned.

Adrian Hey

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