[quickthrower2]

Transformer tutorials might be the new monad tutorial. A hard concept to get, but one you need to struggle with (and practice some examples) to understand. So a bit like much of computer science :-).

[hdhfjkrkrme]

The moment you understand the Transformer you become incapable of explaining it.

[csdvrx]

> Transformer tutorials might be the new monad tutorial. A hard concept to get,

A hard concept?

But a monad is just a monoid in the category of endofunctors, so what's the problem?

[amelius]

Waiting for a blogpost titled "You could have invented transformers".