I don't think it was a primary motivation, but at least the slowness of mtl is m...

		ookdatnog 4 months ago \| parent \| context \| favorite \| on: Effect Systems vs. Print Debugging: A Pragmatic So... I don't think it was a primary motivation, but at least the slowness of mtl is mentioned as one of the motivations for the existence of the library. https://hackage.haskell.org/package/effectful#what-about-mtl