diff --git a/twoot.py b/twoot.py
index e57010b..8ae75fd 100755
--- a/twoot.py
+++ b/twoot.py
@@ -295,9 +295,9 @@ def get_timeline(nitter_url):
     timeline = []
     for item in list:
         classes = item['class']
-        if 'timeline-item' in classes:
+        if 'timeline-item' in classes:  # Individual tweet
             timeline.append(item)
-        elif 'thread-line' in classes:
+        elif 'thread-line' in classes:  # First tweet of a thread
             # Get the first item of thread
             first_item = item.find('div', class_='timeline-item')
             timeline.append(first_item)
@@ -956,21 +956,17 @@ def main(argv):
     # Select random nitter instance to fetch updates from
     nitter_url = 'https://' + NITTER_URLS[random.randint(0, len(NITTER_URLS) - 1)]
 
-    # **********************************************************
-    # Load twitter page of user. Process all tweets and generate
-    # list of dictionaries ready to be posted on Mastodon
-    # **********************************************************
-    # To store content of all tweets from this user
-    tweets = []
 
+    # Load twitter page of user
     soup, timeline = get_timeline(nitter_url)
 
     logging.info('Processing ' + str(len(timeline)) + ' tweets found in timeline')
 
     # **********************************************************
-    # Process each tweets and generate dictionary
+    # Process each tweets and generate an array of dictionaries
     # with data ready to be posted on Mastodon
     # **********************************************************
+    tweets = []
     out_date_cnt = 0
     in_db_cnt = 0
     for status in timeline: