diff --git a/encode.py b/encode.py
index 88ad69c..e15f116 100755
--- a/encode.py
+++ b/encode.py
@@ -25,32 +25,15 @@ for xml in sorted(glob('output/*/*.xml')):
         continue
     audio_xml = xml.replace('.xml', '.audio.xml')
     mp4 = xml.replace('.xml', '.mp4')
+    mp4_480p = mp4.replace('.mp4', '.480p.mp4')
     pre = mp4 + '.pre.mp4'
+    pre_480p = mp4_480p + '.pre.mp4'
     video = mp4 + '.v.mp4'
     audio = mp4 + '.wav'
     if not os.path.exists(mp4) or os.path.getmtime(xml) > os.path.getmtime(mp4):
         subprocess.call([
             'qmelt', xml, '-consumer', 'avformat:' + video, 'vcodec=libx264', 'strict=-2'
         ])
-        '''
-        subprocess.call([
-            'qmelt', audio_xml, '-consumer', 'avformat:' + audio,
-        ])
-        cmd = [
-            'ffmpeg', '-y',
-            '-i', video,
-            '-i', audio,
-            '-map', '0:v',
-            '-map', '1:a',
-            '-c:v', 'copy',
-            '-strict', '-2',
-            pre
-        ]
-        subprocess.call(cmd)
-        os.unlink(video)
-        os.unlink(audio)
-        shutil.move(pre, mp4)
-        '''
         duration = get_videoduration(video)
         cmd = [
             'ffmpeg', '-y',
@@ -58,8 +41,23 @@ for xml in sorted(glob('output/*/*.xml')):
             '-c:a', 'copy',
             '-c:v', 'copy',
             '-t', duration,
+            '-movflags', '+faststart',
             pre
         ]
         subprocess.call(cmd)
         os.unlink(video)
         shutil.move(pre, mp4)
+        cmd = [
+            'ffmpeg', '-y',
+            '-i', mp4,
+            '-c:a', 'copy',
+            '-vf', 'scale=854:480',
+            '-c:v', 'libx264',
+            '-preset', 'medium',
+            '-b:v', '750k',
+            '-profile:v', 'high',
+            '-movflags', '+faststart',
+            pre_480p
+        ]
+        subprocess.call(cmd)
+        shutil.move(pre_480p, mp4_480p)
diff --git a/keywords.py b/keywords.py
index 33d9659..f3868da 100644
--- a/keywords.py
+++ b/keywords.py
@@ -6,11 +6,11 @@ KEYWORDS = {
     "anarchism",
     "animism",
     "aporia",
-    "archipelago",
-    "ascending/descending",
+    "archipelagoes",
+    "ascend",
     "assimilation",
-    "diagram",
-    "mountain",
+    "descend",
+    "highlands",
     "piracy",
     "water",
     "zomia"
@@ -22,10 +22,9 @@ KEYWORDS = {
     "boundary",
     "buffalo",
     "colonialism",
-    "forest",
-    "peasants",
+    "peasant",
     "royalty",
-    "shadow puppet",
+    "shadow puppets",
     "tiger"
   ],
   "C": [
@@ -34,21 +33,23 @@ KEYWORDS = {
     "contagion",
     "corruption",
     "cosmology",
-    "modern leader",
+    "leaders",
     "money",
     "royalty",
     "transmission"
   ],
   "D": [
-    "burial/grave",
+    "burial",
     "decay",
-    "dispersal/disaggregation",
+    "dispersal",
+    "disaggregate",
     "forensics",
     "human remains",
     "humidity",
     "rain",
     "river",
-    "soil"
+    "soil",
+    "tombs"
   ],
   "E": [
     "evasion",
@@ -56,30 +57,32 @@ KEYWORDS = {
     "contagion",
     "ecology",
     "efficacy",
-    "transmission of ideology"
+    "transmission"
   ],
   "F": [
+    "fauna",
     "fiction",
     "flight",
-    "flora/fauna",
+    "flora",
     "fluidity",
     "forest",
     "friction",
     "frontier",
-    "magic/shamans",
+    "shamans",
     "outlaw"
   ],
   "G": [
-    "authors/writing",
-    "cpm/mcp/mpaja",
+    "authors",
+    "writing",
+    "cpm/mcp",
     "espionage",
     "geography",
-    "ghost/spirit",
-    "guerilla",
+    "ghost", "spirit",
+    "guerillas",
     "transmission"
   ],
   "H": [
-    "air conditioner",
+    "air-conditioner",
     "diagram",
     "heat",
     "humidity",
@@ -89,14 +92,16 @@ KEYWORDS = {
     "oppression",
     "rain",
     "river",
-    "sweat/labor",
+    "sweat",
+    "labor",
     "trade",
     "water"
   ],
   "I": [
     "aerial shot",
     "agriculture",
-    "authors/writing",
+    "authors",
+    "writing",
     "construction",
     "identity",
     "imitation",
@@ -104,7 +109,8 @@ KEYWORDS = {
     "invulnerability",
     "irrigation",
     "tattoo",
-    "unreadable sign"
+    "illegible",
+    "unreadable"
   ],
   "J": [
     "jellyfish",
@@ -114,29 +120,32 @@ KEYWORDS = {
   ],
   "K": [
     "family",
-    "kinship/kingship",
+    "kinship",
+    "kingship",
     "modern nepotism",
     "royalty"
   ],
   "L": [
     "1900-1947",
-    "authors/writing",
-    "body in water",
+    "authors",
+    "writing",
+    "water bodies",
     "colonialism",
-    "cpm/mcp/mpaja",
+    "cpm/mcp",
     "espionage",
-    "guerilla",
+    "guerillas",
     "japanese occupation",
     "legibility",
     "river",
     "shape-shifter",
-    "unreadable sign"
+    "unreadable"
   ],
   "M": [
     "aerial shot",
     "cosmology",
     "india bce",
-    "magic/shamans",
+    "magic",
+    "shamans",
     "mandala",
     "manpower",
     "map",
@@ -152,7 +161,8 @@ KEYWORDS = {
     "survey"
   ],
   "O": [
-    "india/china",
+    "india",
+    "china",
     "ocean",
     "opium",
     "opium war",
@@ -164,12 +174,11 @@ KEYWORDS = {
     "bateson",
     "buffalo",
     "colonialism",
-    "deleuze/guattari",
-    "deleuzian diagram",
+    "deleuze & guattari",
     "highland tribe",
     "irrigation",
     "padi",
-    "peasants",
+    "peasant",
     "periphery",
     "plateau",
     "politics",
@@ -200,7 +209,7 @@ KEYWORDS = {
     "cosmology",
     "emanation of power",
     "fanaticism",
-    "ghost/spirit",
+    "ghost", "spirit",
     "mandala",
     "map",
     "network",
@@ -208,7 +217,7 @@ KEYWORDS = {
     "royalty",
     "sea",
     "slavery",
-    "society/state",
+    "society against state",
     "soul"
   ],
   "T": [
@@ -222,13 +231,13 @@ KEYWORDS = {
     "tiger",
     "tiger",
     "colonialism",
-    "cpm/mcp/mpaja",
+    "cpm/mcp",
     "espionage",
     "forest",
-    "indian prisoners",
+    "indian convicts",
     "japanese occupation",
     "map",
-    "singapore before 1900",
+    "singapore",
     "slavery",
     "survey",
     "theodolite",
@@ -257,8 +266,8 @@ KEYWORDS = {
     "weretiger",
     "water",
     "water",
-    "body in water",
-    "magic/shamans",
+    "water bodies",
+    "magic", "shamans",
     "ritual",
     "tamil tigers",
     "tiger",
@@ -273,19 +282,20 @@ KEYWORDS = {
   "Y": [
     "first contact",
     "foreigner",
-    "magic/shamans",
+    "magic",
+    "shamans",
     "obedience",
     "youth",
     "yielding"
   ],
   "Z": [
     "animal",
-    "archipelago",
+    "archipelagoes",
     "evasion",
     "forest",
     "jellyfish",
     "modern nepotism",
-    "mountain",
+    "highlands",
     "oppression",
     "royalty",
     "shape-shifter",
diff --git a/render.py b/render.py
index 8792a08..7f49ec1 100755
--- a/render.py
+++ b/render.py
@@ -17,6 +17,10 @@ base_url = 'http://127.0.0.1:2620'
 
 FRAME_DURATION = 1/60
 
+HIDDEN_TAGS = [
+    "women with white males"
+]
+
 api = None
 
 def get_api():
@@ -58,6 +62,9 @@ if not os.path.exists('VOCALS.json'):
                 'path': path,
                 'duration': ox.avinfo(path)['duration']
             })
+        while len(VOCALS[letter]) < 10:
+            VOCALS[letter] += VOCALS[letter]
+        VOCALS[letter] = VOCALS[letter][:10]
     with open('VOCALS.json', 'w') as fd:
         json.dump(VOCALS, fd, indent=2, sort_keys=True)
 else:
@@ -234,6 +241,8 @@ def sequence(seq, letter):
             n = min(n, duration-position)
             if not tags_text:
                 tags_text = list(sorted(set(tags)))
+                tags_text = [t for t in tags_text if t not in HIDDEN_TAGS]
+
             ttag = random_choice(seq, tags_text)
             tags_text.remove(ttag)
             text = {