--- AnyEvent-MP/MP.pm	2009/08/13 01:46:10	1.46
+++ AnyEvent-MP/MP.pm	2009/08/13 01:57:10	1.47
@@ -871,6 +871,9 @@
 Strings can easily be printed, easily serialised etc. and need no special
 procedures to be "valid".
 
+And a a miniport consists of a single closure stored in a global hash - it
+can't become much cheaper.
+
 =item Why favour JSON, why not real serialising format such as Storable?
 
 In fact, any AnyEvent::MP node will happily accept Storable as framing