diff --git a/modules/Markov.py b/modules/Markov.py
index 1e8b57b..76ab59b 100644
--- a/modules/Markov.py
+++ b/modules/Markov.py
@@ -39,6 +39,10 @@ class Markov(Module):
     http://code.activestate.com/recipes/194364-the-markov-chain-algorithm/
     """
 
+    def timer_interval(self):
+        """Do various conversation scoring and infinite reply checks."""
+        return 30
+
     def __init__(self, irc, config, server):
         """Create the Markov chainer, and learn text from a file if available."""
 
@@ -57,6 +61,8 @@ class Markov(Module):
         self.learnre = re.compile(learnpattern)
         self.replyre = re.compile(replypattern)
 
+        self.shut_up = False
+
         Module.__init__(self, irc, config, server)
 
     def db_init(self):
@@ -173,19 +179,20 @@ class Markov(Module):
             return self.reply(connection, event, self.markov_train(connection, event, nick, userhost, what, admin_unlocked))
         elif self.learnre.search(what):
             return self.reply(connection, event, self.markov_learn(connection, event, nick, userhost, what, admin_unlocked))
-        elif self.replyre.search(what):
+        elif self.replyre.search(what) and not self.shut_up:
             return self.reply(connection, event, self.markov_reply(connection, event, nick, userhost, what, admin_unlocked))
 
-        # not a command, so see if i'm being mentioned
-        if re.search(connection.get_nickname(), what, re.IGNORECASE) is not None:
-            addressed_pattern = '^' + connection.get_nickname() + '[:,]\s+(.*)'
-            addressed_re = re.compile(addressed_pattern)
-            if addressed_re.match(what):
-                # i was addressed directly, so respond, addressing the speaker
-                return self.reply(connection, event, '{0:s}: {1:s}'.format(nick, self._generate_line(line=addressed_re.match(what).group(1))))
-            else:
-                # i wasn't addressed directly, so just respond
-                return self.reply(connection, event, '{0:s}'.format(self._generate_line(line=what)))
+        if not self.shut_up:
+            # not a command, so see if i'm being mentioned
+            if re.search(connection.get_nickname(), what, re.IGNORECASE) is not None:
+                addressed_pattern = '^' + connection.get_nickname() + '[:,]\s+(.*)'
+                addressed_re = re.compile(addressed_pattern)
+                if addressed_re.match(what):
+                    # i was addressed directly, so respond, addressing the speaker
+                    return self.reply(connection, event, '{0:s}: {1:s}'.format(nick, self._generate_line(line=addressed_re.match(what).group(1))))
+                else:
+                    # i wasn't addressed directly, so just respond
+                    return self.reply(connection, event, '{0:s}'.format(self._generate_line(line=what)))
 
     def markov_train(self, connection, event, nick, userhost, what, admin_unlocked):
         """Learn lines from a file. Good for initializing a brain."""
@@ -233,6 +240,14 @@ class Markov(Module):
             else:
                 return self._generate_line(min_size=min_size, max_size=max_size)
 
+    def timer_do(self):
+        """Do various things.
+
+        * Check to see if we've been talking too much, and shut up if so.
+        """
+
+        self.shut_up = True
+
     def _learn_line(self, line, target=None):
         """Create Markov chains from the provided line."""