diff --git a/collects/mztake/demos/random/random-mztake-uncommented.ss b/collects/mztake/demos/random/random-mztake-uncommented.ss
deleted file mode 100644
index 333ef94702..0000000000
--- a/collects/mztake/demos/random/random-mztake-uncommented.ss
+++ /dev/null
@@ -1,44 +0,0 @@
-(require (lib "graphics.ss" "graphics")         
-         (lib "mztake.ss" "mztake")
-	 (lifted mzscheme
-                 make-hash-table
-                 hash-table-put!
-                 hash-table-get))
-
-
-(open-graphics)
-(define window (open-viewport "Debugger" 600 500))
-((draw-viewport window) (make-rgb 0.95 0.95 0.95))
-
-
-(define/bind (loc "random.ss" 4 6) x)
-
-
-(define largest-bin 0)
-(define valcount (make-hash-table))
-
-
-(hold (x-trace . -=> .(printf-b "largest count: ~a" largest-bin)))
-
-
-(map-e (lambda (x)
-         (let* ([new-cnt (add1 (hash-table-get valcount x (lambda () 0)))]
-                [color (/ new-cnt (add1 largest-bin))])
-           
-           (when (= largest-bin 250)
-             (kill p))
-           
-           (when (> new-cnt largest-bin) (set! largest-bin new-cnt))
-           
-           (hash-table-put! valcount x new-cnt)
-           
-           ((draw-solid-rectangle window) (make-posn (* x 6)  (- 500 (* 2 new-cnt)))
-                                          6 10 ;; width height
-                                          (make-rgb 0 (* 0.75 color) color))))
-       x-trace)
-
-
-(printf-b "count: ~a" (count-b x-trace))
-
-
-(set-running! true)
\ No newline at end of file