Note that __debug__ assignments are legal again.
diff --git a/Misc/NEWS b/Misc/NEWS
index e3bb405..d06d5ac 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -7,6 +7,9 @@
   with pdb, in either the shell window or the *Python* window, the
   source file and line will be tracked by an arrow.
 
+- After a public outcry, assignment to __debug__ is no longer illegal;
+  instead, a warning is issued.  It will become illegal in 2.2.
+
 - New port: SCO Unixware 7, by Billy G. Allie.
 
 - Updated the RISCOS port.