> I learned what a mathematical monad is out of interest (after using them in practice for years) Agreed. I regret that I tried to learn what a mathematical mo

> I learned what a mathematical monad is out of interest (after using them in practice for years) Agreed. I regret that I tried to learn what a mathematical monad was before using them, out of a belief that it would help me get started quicker with Haskell. It didn't. It made something confusing that's actually pretty simple.