[racket] Namespaces - GCable?

Two days ago, Robby Findler wrote:
> Sure, they are collected. This returns #f when I run it for the last
> result.  [...]

Another way to see this is the fact that sandboxes work fine -- each
sandbox obviously has its own namespace.

-- 
          ((lambda (x) (x x)) (lambda (x) (x x)))          Eli Barzilay:
                    http://barzilay.org/                   Maze is Life!