diff --git a/ram/portal/templates/bookshelf/book.html b/ram/portal/templates/bookshelf/book.html
index 47be5c6..05661d7 100644
--- a/ram/portal/templates/bookshelf/book.html
+++ b/ram/portal/templates/bookshelf/book.html
@@ -59,11 +59,15 @@
                   <table class="table table-striped">
                     <thead>
                       <tr>
-                      {% if type == "catalog" %}
-                        <th colspan="2" scope="row">Catalog</th>
-                      {% elif type == "book" %}
-                        <th colspan="2" scope="row">Book</th>
-                      {% endif %}
+                        <th colspan="2" scope="row">
+                          {% if type == "catalog" %}Catalog
+                          {% elif type == "book" %}Book{% endif %}
+                          <div class="float-end">
+                            {% if not book.published %}
+                            <span class="badge text-bg-warning">Draft</span>
+                            {% endif %}
+                          </div>
+                        </th>
                       </tr>
                     </thead>
                     <tbody class="table-group-divider">
diff --git a/ram/portal/templates/cards/book.html b/ram/portal/templates/cards/book.html
index 895e107..e3eec4a 100644
--- a/ram/portal/templates/cards/book.html
+++ b/ram/portal/templates/cards/book.html
@@ -23,11 +23,15 @@
               <table class="table table-striped">
                 <thead>
                   <tr>
-                    {% if d.type == "catalog" %}
-                    <th colspan="2" scope="row">Catalog</th>
-                    {% elif d.type == "book" %}
-                    <th colspan="2" scope="row">Book</th>
-                    {% endif %}
+                    <th colspan="2" scope="row">
+                      {% if d.type == "catalog" %}Catalog
+                      {% elif d.type == "book" %}Book{% endif %}
+                      <div class="float-end">
+                        {% if not d.item.published %}
+                        <span class="badge text-bg-warning">Draft</span>
+                        {% endif %}
+                      </div>
+                    </th>
                   </tr>
                 </thead>
                 <tbody class="table-group-divider">
diff --git a/ram/portal/templates/cards/company.html b/ram/portal/templates/cards/company.html
index 7b4d171..9467c79 100644
--- a/ram/portal/templates/cards/company.html
+++ b/ram/portal/templates/cards/company.html
@@ -9,9 +9,11 @@
                 <tr>
                   <th colspan="2" scope="row">
                     Company
-                    {% if d.item.freelance %}
-                    <span class="mt-1 float-end badge text-bg-secondary">Freelance</span>
-                    {% endif %}
+                    <div class="float-end">
+                      {% if d.item.freelance %}
+                      <span class="badge text-bg-secondary">Freelance</span>
+                      {% endif %}
+                    </div>
                   </th>
                 </tr>
               </thead>
diff --git a/ram/portal/templates/cards/consist.html b/ram/portal/templates/cards/consist.html
index aa632d5..3af1cc0 100644
--- a/ram/portal/templates/cards/consist.html
+++ b/ram/portal/templates/cards/consist.html
@@ -26,9 +26,14 @@
                 <tr>
                   <th colspan="2" scope="row">
                     Consist
-                    {% if d.item.company.freelance %}
-                    <span class="mt-1 float-end badge text-bg-secondary">Freelance</span>
-                    {% endif %}
+                    <div class="float-end">
+                      {% if d.item.company.freelance %}
+                      <span class="badge text-bg-secondary">Freelance</span>
+                      {% endif %}
+                      {% if not d.item.published %}
+                      <span class="badge text-bg-warning">Draft</span>
+                      {% endif %}
+                    </div>
                   </th>
                 </tr>
               </thead>
diff --git a/ram/portal/templates/cards/roster.html b/ram/portal/templates/cards/roster.html
index 4b7785d..544cba4 100644
--- a/ram/portal/templates/cards/roster.html
+++ b/ram/portal/templates/cards/roster.html
@@ -24,9 +24,14 @@
                   <tr>
                     <th colspan="2" scope="row">
                       Rolling stock
-                      {% if d.item.rolling_class.company.freelance %}
-                      <span class="mt-1 float-end badge text-bg-secondary">Freelance</span>
-                      {% endif %}
+                      <div class="float-end">
+                        {% if d.item.company.freelance %}
+                        <span class="badge text-bg-secondary">Freelance</span>
+                        {% endif %}
+                        {% if not d.item.published %}
+                        <span class="badge text-bg-warning">Draft</span>
+                        {% endif %}
+                      </div>
                     </th>
                   </tr>
                 </thead>
@@ -38,7 +43,7 @@
                   <tr>
                     <th scope="row">Company</th>
                     <td>
-                      <a href="{% url 'filtered' _filter="company" search=d.item.rolling_class.company.slug %}"><abbr title="{{ d.item.rolling_class.company.extended_name }}">{{ d.item.rolling_class.company }}</abbr></a>
+                      <a href="{% url 'filtered' _filter="company" search=d.item.company.slug %}"><abbr title="{{ d.item.company.extended_name }}">{{ d.item.company }}</abbr></a>
                     </td>
                   </tr>
                   <tr>
@@ -69,7 +74,7 @@
                   </tr>
                 </tbody>
               </table>
-              {% if d.item.decoder %}
+              {% if d.item.decoder or d.item.decoder_interface %}
               <table class="table table-striped">
                 <thead>
                   <tr>
@@ -78,13 +83,19 @@
                 </thead>
                 <tbody class="table-group-divider">
                   <tr>
-                    <th class="w-33" scope="row">Decoder</th>
+                    <th class="w-33" scope="row">Interface</th>
+                    <td>{{ d.item.get_decoder_interface }}</td>
+                  </tr>
+                  {% if d.item.decoder %}
+                  <tr>
+                    <th scope="row">Decoder</th>
                     <td>{{ d.item.decoder }}</td>
                   </tr>
                   <tr>
                     <th scope="row">Address</th>
                     <td>{{ d.item.address }}</td>
                   </tr>
+                  {% endif %}
                 </tbody>
               </table>
               {% endif %}
diff --git a/ram/portal/templates/consist.html b/ram/portal/templates/consist.html
index 0c6786f..7bb77ca 100644
--- a/ram/portal/templates/consist.html
+++ b/ram/portal/templates/consist.html
@@ -81,9 +81,14 @@
                     <tr>
                       <th colspan="2" scope="row">
                         Consist
-                        {% if consist.company.freelance %}
-                        <span class="mt-1 float-end badge text-bg-secondary">Freelance</span>
-                        {% endif %}
+                        <div class="float-end">
+                          {% if consist.company.freelance %}
+                          <span class="badge text-bg-secondary">Freelance</span>
+                          {% endif %}
+                          {% if not consist.published %}
+                          <span class="badge text-bg-warning">Draft</span>
+                          {% endif %}
+                        </div>
                       </th>
                     </tr>
                   </thead>
diff --git a/ram/portal/templates/flatpages/flatpage.html b/ram/portal/templates/flatpages/flatpage.html
index 001e68a..418fb01 100644
--- a/ram/portal/templates/flatpages/flatpage.html
+++ b/ram/portal/templates/flatpages/flatpage.html
@@ -3,10 +3,17 @@
         {% block header %}
         <small class="text-muted">Updated {{ flatpage.updated_time | date:"M d, Y H:i" }}</small>
         {% endblock %}
+        {% block carousel %}
+        {% endblock %}
         {% block extra_content %}
         <section class="py-4 text-start container">
           <div class="row">
             <div class="mx-auto">
+              {% if not flatpage.published %}
+              <div class="alert alert-warning" role="alert">
+                ⚠️ This page is a <strong>draft</strong> and is not published.
+              </div>
+              {% endif %}
               <div>{{ flatpage.content | safe }} </div>
               <div class="d-grid gap-2 d-md-flex justify-content-md-end">
                 {% if request.user.is_staff %}<a class="btn btn-sm btn-outline-danger" href="{% url 'admin:portal_flatpage_change' flatpage.pk %}">Edit</a>{% endif %}
diff --git a/ram/portal/templates/rollingstock.html b/ram/portal/templates/rollingstock.html
index ef85902..d40818d 100644
--- a/ram/portal/templates/rollingstock.html
+++ b/ram/portal/templates/rollingstock.html
@@ -75,9 +75,14 @@
                       <tr>
                         <th colspan="2" scope="row">
                           Rolling stock
-                          {% if company.freelance %}
-                          <span class="mt-1 float-end badge text-bg-secondary">Freelance</span>
-                          {% endif %}
+                          <div class="mt-1 float-end">
+                            {% if company.freelance %}
+                            <span class="badge text-bg-secondary">Freelance</span>
+                            {% endif %}
+                            {% if not rolling_stock.published %}
+                            <span class="badge text-bg-warning">Draft</span>
+                            {% endif %}
+                          </div>
                         </th>
                       </tr>
                     </thead>
@@ -145,7 +150,7 @@
                     <tbody class="table-group-divider">
                       <tr>
                         <th class="w-33" scope="row">Interface</th>
-                        <td>{{ rolling_stock.get_decoder_interface_display }}</td>
+                        <td>{{ rolling_stock.get_decoder_interface }}</td>
                       </tr>
                       {% if rolling_stock.decoder %}
                       <tr>
@@ -332,7 +337,7 @@
                     <tbody class="table-group-divider">
                       <tr>
                         <th scope="row">Interface</th>
-                        <td>{{ rolling_stock.get_decoder_interface_display }}</td>
+                        <td>{{ rolling_stock.get_decoder_interface }}</td>
                       </tr>
                       <tr>
                         <th class="w-33" scope="row">Address</th>
diff --git a/ram/ram/__init__.py b/ram/ram/__init__.py
index c0f1206..a070a7e 100644
--- a/ram/ram/__init__.py
+++ b/ram/ram/__init__.py
@@ -1,4 +1,4 @@
 from ram.utils import git_suffix
 
-__version__ = "0.16.2"
+__version__ = "0.16.3"
 __version__ += git_suffix(__file__)
diff --git a/ram/ram/middleware.py b/ram/ram/middleware.py
index b6e3012..beed49d 100644
--- a/ram/ram/middleware.py
+++ b/ram/ram/middleware.py
@@ -1,4 +1,5 @@
-from django.utils.cache import add_never_cache_headers
+from django.core.cache import cache
+from django.utils.cache import add_never_cache_headers, get_cache_key
 
 
 class DisableClientSideCachingMiddleware:
@@ -7,5 +8,13 @@ class DisableClientSideCachingMiddleware:
 
     def __call__(self, request):
         response = self.get_response(request)
+
+        # Check if the cache key exists for this request
+        cache_key = get_cache_key(request)
+        cache_hit = "MISS"
+        if cache_key and cache.get(cache_key):
+            cache_hit = "HIT"
+        response['X-Cache-Hit'] = cache_hit
+
         add_never_cache_headers(response)
         return response
diff --git a/ram/roster/models.py b/ram/roster/models.py
index e40872c..af26726 100644
--- a/ram/roster/models.py
+++ b/ram/roster/models.py
@@ -129,13 +129,21 @@ class RollingStock(BaseModel):
     def preview(self):
         return self.image.first().image_thumbnail(350)
 
+    # similar to get_decoder_interface_display in template render,
+    # but returns "-" if no decoder interface is set
+    def get_decoder_interface(self):
+        return str(
+            dict(settings.DECODER_INTERFACES).get(self.decoder_interface)
+            or "-"
+        )
+
     @property
     def country(self):
         return self.rolling_class.company.country
 
     @property
     def company(self):
-        return str(self.rolling_class.company)
+        return self.rolling_class.company
 
     def delete(self, *args, **kwargs):
         shutil.rmtree(