diff --git a/Tools/TimePlot.hs b/Tools/TimePlot.hs
--- a/Tools/TimePlot.hs
+++ b/Tools/TimePlot.hs
@@ -500,8 +500,8 @@
   "  -toTime   - filter records whose time is <  this time (formatted according to -tf)",
   "",
   "Input format: lines of the following form:",
-  "1234 >A - at time 1234, during event A has begun",
-  "1234 <A - at time 1234, during event A has ended",
+  "1234 >A - at time 1234, activity A has begun",
+  "1234 <A - at time 1234, activity A has ended",
   "1234 !B - at time 1234, pulse event B has occured",
   "1234 @B COLOR - at time 1234, the status of B became such that it is appropriate to draw it with color COLOR :)",
   "1234 =C VAL - at time 1234, parameter C had numeric value VAL (for example, HTTP response time)",
@@ -509,7 +509,7 @@
   "It is assumed that many events of the same kind may occur at once.",
   "Diagram kinds:",
   "  'none' - do not plot this track",
-  "  'event' is for event diagrams: during events are drawn like --[===]--- , pulse events like --|--",
+  "  'event' is for event diagrams: activities are drawn like --[===]--- , pulse events like --|--",
   "  'duration XXXX' - plot any kind of diagram over the *durations* of events on a track (delimited by > ... <)",
   "     for example 'duration quantile 300 0.25,0.5,0.75' will plot these quantiles of durations of the events.",
   "     This is useful where your log looks like 'Started processing' ... 'Finished processing': you can plot",
diff --git a/timeplot.cabal b/timeplot.cabal
--- a/timeplot.cabal
+++ b/timeplot.cabal
@@ -1,5 +1,5 @@
 Name: timeplot
-Version: 0.2.7
+Version: 0.2.9
 License: BSD3
 License-file: LICENSE
 Copyright: Eugene Kirpichov, 2009
@@ -9,7 +9,8 @@
 Description: A tool for visualizing time series from log files. 
   Reads an input file with events in different "tracks" and draws a diagram for 
   each track, where a diagram may be one of 8 types. See --help for help and the 
-  homepage for a bigger description, examples and a tutorial.
+  homepage for a bigger description, examples and a tutorial. See presentation:
+  http://www.slideshare.net/jkff/two-visualization-tools
 Category: Graphics
 Cabal-Version: >= 1.6
 Build-Type: Simple