tweak


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@5794 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/NEWS b/NEWS
index f82aecb..40a086a 100644
--- a/NEWS
+++ b/NEWS
@@ -5,10 +5,11 @@
 In detail:
 
 - Performance is much improved:  programs typically run 1.20--1.40 times
-  faster under Memcheck, with an average of about 1.30 for the programs we
-  tested it on.  The improvements for Nulgrind are similar.  We haven't
-  measured Cachegrind and Massif, they should be also be faster, but with a
-  smaller improvement.  We are interested to hear what speed-ups users get.
+  faster under Memcheck (much more for some unusual programs) with an
+  average of about 1.30 for the programs we tested it on.  The improvements
+  for Nulgrind are similar.  We haven't measured Cachegrind and Massif, they
+  should be also be faster, but with smaller improvements.  We are
+  interested to hear what speed-ups users get.
 
 - Memcheck uses much less memory.  The amount of shadow memory used -- which
   accounts for a large percentage of all of Memcheck's memory overhead --