diff --git a/config.jsonc b/config.jsonc
index 3345434..cb4add1 100644
--- a/config.jsonc
+++ b/config.jsonc
@@ -525,7 +525,6 @@ examples (config.SITENAME.jsonc) that are part of this pan.do/ra distribution.
             "title": "Director",
             "type": ["string"],
             "autocomplete": true,
-            "columnRequired": true,
             "columnWidth": 180,
             "filter": true,
             "sort": true,
@@ -546,7 +545,6 @@ examples (config.SITENAME.jsonc) that are part of this pan.do/ra distribution.
             "title": "Batch",
             "type": ["string"],
             "autocomplete": true,
-            "columnRequired": true,
             "columnWidth": 180,
             "filter": true,
             "poster": true,
@@ -557,7 +555,6 @@ examples (config.SITENAME.jsonc) that are part of this pan.do/ra distribution.
             "title": "Editing Tags",
             "type": ["string"],
             "autocomplete": true,
-            "columnRequired": true,
             "columnWidth": 180,
             "filter": true,
             "sort": true
@@ -567,7 +564,6 @@ examples (config.SITENAME.jsonc) that are part of this pan.do/ra distribution.
             "title": "Tags",
             "type": ["string"],
             "autocomplete": true,
-            "columnRequired": true,
             "columnWidth": 180,
             "filter": true,
             "sort": true
@@ -1126,7 +1122,7 @@ examples (config.SITENAME.jsonc) that are part of this pan.do/ra distribution.
             "collections": {},
             "columns": {
                 "Colors": {
-                    "columns": ["title", "director", "language", "hue", "saturation", "brightness"],
+                    "columns": ["title", "type", "batch", "duration", "tags", "resolution"],
                     "columnWidth": {}
                 }
             },
diff --git a/render.py b/render.py
index 3189865..b22c63a 100644
--- a/render.py
+++ b/render.py
@@ -135,7 +135,7 @@ def compose(clips, target=150, base=1024, voice_over=None):
             if 'Whispered' in voc['src']:
                 a, b = '6', '-3'
             elif 'Read' in voc['src']:
-                a, b = '7', '-2'
+                a, b = '6.25', '-2.75'
             elif 'Free' in voc['src']:
                 a, b = '5', '-4'
             elif 'Ashley' in voc['src']:
@@ -225,7 +225,7 @@ def compose(clips, target=150, base=1024, voice_over=None):
             transparency_front = transparency
             transparency_back = 0
         else:
-            transparency_back = transparency
+            transparency_back = random_choice(seq, [0.25, 0.5, 0.75, 1])
             transparency_front = 0
         transparency_original = seq() / 9
         transparency_original = 1