# 
# 
# patch "NEWS"
#  from [feacc19a429de078b4484a3630716da26d9ec877]
#    to [f9a8c82bdb342bc54e88785d47b79f88813a3019]
# 
============================================================
--- NEWS	feacc19a429de078b4484a3630716da26d9ec877
+++ NEWS	f9a8c82bdb342bc54e88785d47b79f88813a3019
@@ -12,11 +12,13 @@ xxx Dec xx xx:xx:xx UTC 2006
 
 	Speed improvements
 
-	- faster annotate
+	- "mtn annotate file" and "mtn log file" are generally much
+	  faster now, dependant on the number of revisions that
+	  changed the file. Both commands as well as "mtn automate
+	  toposort" make use of data called "heights" caching the
+	  topological order of all revisions.
 
-	- heights
 
-
 	New features
 
 	- automate content_diff