[racket] Box: When and why?

There is no STM in Racket, so I don't see the relation.  In a
transactional world, you need to know what "that" means.  In Racket,
there's no cleverness.

The refs in Clojure may be more akin to the boxes in FrTime.

Shriram

On Fri, Oct 22, 2010 at 3:47 AM, Raoul Duke <raould at gmail.com> wrote:
> On Thu, Oct 21, 2010 at 6:38 PM, Shriram Krishnamurthi <sk at cs.brown.edu> wrote:
>> There is a variation on what Matthias said, which is when you need a
>> shared structure whose value changes but whose representation may
>> contain immutable constants.
>
> akin to http://clojure.org/refs ?
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