diff --git a/dr.botzo.py b/dr.botzo.py
index e705886..e50f500 100644
--- a/dr.botzo.py
+++ b/dr.botzo.py
@@ -27,13 +27,20 @@ modlist = []
 moduleList = [ "Countdown", "Dice", "IrcAdmin", "GoogleTranslate", "Seen", "FactFile" ]
 modObjs = []
 
+# DrBotServerConnection subclasses irclib's ServerConnection, in order to expand
+# privmsg.
+
 class DrBotServerConnection(irclib.ServerConnection):
+
     def privmsg(self, target, text):
         # Send a PRIVMSG command.
         # TODO: length limiting or splitting
         self.send_raw("PRIVMSG %s :%s" % (target, text))
 
+# DrBotIRC subclasses irclib's IRC, in order to create a DrBotServerConnection.
+
 class DrBotIRC(irclib.IRC):
+
     def server(self):
          c = DrBotServerConnection(self)
          self.connections.append(c)