tweak lists of prog lang implementations

diff --git a/index.mdwn b/index.mdwn
index 91106ec..c6b0166 100644 (file)
--- a/index.mdwn
+++ b/index.mdwn
@@ -203,8 +203,7 @@ and that is what we recommend you use. If you're already using or comfortable wi
 another Scheme implementation, though, there's no compelling reason to switch.
 
     Another good Scheme implementation is Chicken. For our purposes, this is in some
-respects superior to Racket, and in other respects inferior.
-<!--
+respects superior to Racket, and in other respects inferior. <!--
 Racket doesn't have R7RS-small, and won't anytime soon. :-(
 Also Chicken's library collection seems stronger, or at least better organized and maintained.
 Other R7RS-friendly: [Gauche](http://practical-scheme.net/gauche), [Chibi](https://code.google.com/p/chibi-scheme).