[Haskell-cafe] Remember the future

[Andrew Coppin]

Gwern Branwen wrote:
> On  0, Andrew Coppin <andrewcoppin at btinternet.com> scribbled:
>   
>> I've seen comments in various places that monads allow you to "borrow
>> things from the future".
>>
>> That sounds completely absurd to me... can anybody explain?
>>     
>
> Take a look at issue 6 of The Monad Reader; search for time travel. <http://www.haskell.org/haskellwiki/The_Monad.Reader>
>   

Mmm... yes... I've read this before. It didn't make any sense then 
either. (The example is too big and complicated. It obscures the thing 
it's trying to illustrate...)