diff --git a/README.md b/README.md
index 0605a7f..83b1f98 100644
--- a/README.md
+++ b/README.md
@@ -36,6 +36,14 @@ There is also a blacklist, which you can use to automatically sort out malicious
 
 Note that atm the good- & blacklist are still outside of ticketfrei.cfg, in separate files. we will repare this soon.
 
+To keep the bots running when you are logged out of the shell, you can use screen:
+
+```shell
+sudo apt-get install screen 
+screen
+python ticketfrei.py
+```
+
 ## ideas
 
 * You can only use the twitter API if you have confirmed a phone number and sacrificed a penguin in a blood ritual. So we should build it in a way that it uses the twitter web GUI. It's difficult, but maybe it works. We had another twitter bot that worked similarly, years ago: https://github.com/b3yond/twitter-bot
diff --git a/retweetbot.py b/retweetbot.py
index 15a88eb..ef5cd75 100644
--- a/retweetbot.py
+++ b/retweetbot.py
@@ -48,7 +48,7 @@ class RetweetBot(object):
         if logpath:
             self.logpath = logpath
         else:
-            self.logpath = os.path.join("logs", "{%Y-%m-%d_%H:%M:%S}".format(datetime.datetime.now()))
+            self.logpath = os.path.join("logs", str(datetime.datetime.now()))
         print "Path of logfile: " + self.logpath
 
     def get_api_keys(self):
diff --git a/ticketfrei.cfg.example b/ticketfrei.cfg.example
index d6d3d2f..39d9cf6 100644
--- a/ticketfrei.cfg.example
+++ b/ticketfrei.cfg.example
@@ -21,6 +21,7 @@ access_token_secret = "youraccesstokensecret"
 # goodlists are one regex per line.
 # badlists are one badword per line.
 # a message musst match at least one regex in goodlist and contain none of the badwords.
+# the variables mention the directory where the lists are located, not the filenames.
 
 # goodlist_path = 'goodlists'
 # blacklist_path = 'blacklists'