> Scala can do something similar by controlling evaluation simply by altering 
> the signature. However, I've reviewed Haskell recently and I think complete 
> laziness is more of a hindrance than a benefit. The only think I'd like to 
> see added to eager FPLs is the ability to pattern match over lazy values, 
> forcing them only when necessary.
>   
Which might simply need to have a support for views, wouldn't it ?