--- ray/doc/notes/ReleaseNotes	2004/04/30 20:29:24	1.39
+++ ray/doc/notes/ReleaseNotes	2004/06/09 16:00:13	1.40
@@ -1287,3 +1287,7 @@ add this feature to the other ra_* programs as well...
 
 Fixed long-standing bug in reported pixel ordering out of certain
 protate commands.
+
+Added -p option to rcalc for "passive mode" that transmits
+unrecognized input -- useful for substituting data in the
+middle of a stream.