[rkts]

> you would have to roll your own thunks by passing anonymous functions... all that boilerplate becomes tedious.

In many cases you could just define plain functions and have a way to denote what parts of the input should be converted to lambdas. I proposed something like this on the Arc forum, but it just got brushed aside. I still think it's a decent idea.

http://arclanguage.org/item?id=7216