diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..e423a52
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2019 Tomáš Mládek
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/delojza.py b/delojza.py
index 29ec8d9..50d2ab8 100755
--- a/delojza.py
+++ b/delojza.py
@@ -6,6 +6,7 @@ import os
 import re
 import shutil
 import sys
+import tempfile
 from configparser import ConfigParser
 from datetime import datetime
 from glob import glob
@@ -39,12 +40,12 @@ def datestr(date):
 
 
 class DelojzaBot:
-    def __init__(self, tg_api_key, out_dir, tmp_dir='/var/tmp', acoustid_key=None, tumblr_keys=None, markov=None):
+    def __init__(self, tg_api_key, out_dir, tmp_dir=None, acoustid_key=None, tumblr_keys=None, markov=None):
         self.logger = logging.getLogger("delojza")
 
         self.out_dir = os.path.abspath(out_dir)
         self.logger.debug('OUT_DIR: ' + out_dir)
-        self.tmp_dir = tmp_dir
+        self.tmp_dir = tmp_dir if tmp_dir else tempfile.gettempdir()
         self.logger.debug('TMP_DIR: ' + tmp_dir)
         self.markov = markov
 
@@ -123,7 +124,7 @@ class DelojzaBot:
             title = split[1]
             source = "fallback (artist - title)"
 
-        if title is None and title in info:
+        if title is None and 'title' in info:
             title = info['title']
             source = "full title fallback"
 
@@ -205,7 +206,13 @@ class DelojzaBot:
             filenames.append(final_filename)
 
             if audio and is_mp3:
-                self.tag_file(final_filename, message)
+                try:
+                    id3 = mutagen.id3.ID3(final_filename)
+                    untagged = 'TIT2' not in id3
+                except mutagen.id3.ID3NoHeaderError:
+                    untagged = True
+                if untagged:
+                    self.tag_file(final_filename, message)
 
         return filenames
 
@@ -287,9 +294,10 @@ class DelojzaBot:
         if len(ytdl_urls) > 0:
             self.handle(ytdl_urls, message, hashtags, self.download_ytdl)
         if len(normal_urls) > 0:
-            image_urls = [url for url in normal_urls if "image" in requests.head(url).headers.get("Content-Type", "")]
-            if len(image_urls) > 0:
-                self.handle(image_urls, message, hashtags, self.download_raw)
+            file_urls = [url for url in normal_urls if
+                         "text" not in requests.head(url).headers.get("Content-Type", "text")]
+            if len(file_urls) > 0:
+                self.handle(file_urls, message, hashtags, self.download_raw)
 
     # noinspection PyBroadException
     def tg_handle_rest(self, bot, update):
@@ -476,7 +484,7 @@ if __name__ == '__main__':
 
     delojza = DelojzaBot(config.get('delojza', 'tg_api_key'),
                          config.get('delojza', 'OUT_DIR', fallback=os.path.join(_DIR_, "out")),
-                         tmp_dir=config.get('delojza', 'tmp_dir', fallback="/var/tmp"),
+                         tmp_dir=config.get('delojza', 'tmp_dir', fallback=tempfile.gettempdir()),
                          acoustid_key=config.get('delojza', 'acoustid_api_key'),
                          tumblr_keys=(config.get('tumblr', 'consumer_key'),
                                       config.get('tumblr', 'consumer_secret'),