diff --git a/manyfold/root/hook.d/experience_updated/1000-scan-dir.sh b/manyfold/root/hook.d/experience_updated/1000-scan-dir.sh
index 89bd61d..2136f8c 100755
--- a/manyfold/root/hook.d/experience_updated/1000-scan-dir.sh
+++ b/manyfold/root/hook.d/experience_updated/1000-scan-dir.sh
@@ -1,5 +1,7 @@
 #!/bin/sh
-cd "$(dirname $1)"
+dir="$(dirname $1)"
+cd "$dir"
 echo "[v] scan (new) files of model"
 id="$(basename "$dir" | sed 's/\#//g')"
-echo "Model.find(id).add_new_files_later()" | /usr/src/app/bin/rails console
+cd /usr/src/app
+echo "Model.find($id).add_new_files_later()" | /usr/src/app/bin/rails console
diff --git a/manyfold/root/hook.d/experience_updated/300-package_janusxr.rb b/manyfold/root/hook.d/experience_updated/300-package_janusxr.rb
index 2adc350..98c29b7 100755
--- a/manyfold/root/hook.d/experience_updated/300-package_janusxr.rb
+++ b/manyfold/root/hook.d/experience_updated/300-package_janusxr.rb
@@ -99,7 +99,7 @@ begin
   # tag it!
   if ! data['keywords'].include?('janusxr')
     data['keywords'].push('janusxr')
-    File.write(file_path, JSON.pretty_generate(data) )
+    File.write("datapackage.json", JSON.pretty_generate(data) )
   end
 
 rescue Errno::ENOENT
diff --git a/manyfold/root/hook.d/experience_updated/300-package_mml.rb b/manyfold/root/hook.d/experience_updated/300-package_mml.rb
index e9d2a35..b220507 100755
--- a/manyfold/root/hook.d/experience_updated/300-package_mml.rb
+++ b/manyfold/root/hook.d/experience_updated/300-package_mml.rb
@@ -74,7 +74,7 @@ begin
   # tag it!
   if ! data['keywords'].include?('mml')
     data['keywords'].push('mml')
-    File.write(file_path, JSON.pretty_generate(data) )
+    File.write("datapackage.json", JSON.pretty_generate(data) )
   end
 
 rescue Errno::ENOENT
diff --git a/manyfold/usr/src/app/app/components/model_card.rb b/manyfold/usr/src/app/app/components/model_card.rb
index 94a13e9..fad29e4 100644
--- a/manyfold/usr/src/app/app/components/model_card.rb
+++ b/manyfold/usr/src/app/app/components/model_card.rb
@@ -108,9 +108,12 @@ class Components::ModelCard < Components::Base
         div class: "col" do                                                                                                                                                                                                                                                   
           #open_button                                                                                                                                                                                                                                                        
           #whitespace                                                                                                                                                                                                                                                                     
-          a alt: "start a meeting at this location", href: ENV['FEDERATE_DRIVE_HOST']+"/"+@model.library.name+"/"+@model.path.gsub("#","%23")+"/.xrforge/janusxr.html", target: "_blank", class: "btn btn-secondary btn-sm" do                                                                                      
-            i class: "bi bi-telephone"                                                                                                                                                                                                                                                    
-          end                                                                                                                                                                                                                                                                             
+          if ! @model.tags.where(name: "singleuser" ).any?
+            a alt: "start a meeting at this location", href: ENV['FEDERATE_DRIVE_HOST']+"/"+@model.library.name+"/"+@model.path.gsub("#","%23")+"/.xrforge/janusxr.html", target: "_blank", class: "btn btn-secondary btn-sm" do                                                                                      
+              i class: "bi bi-telephone"                                                                                                                                                                                                                                                    
+              img src: "/assets/janusxr.svg", style: "width: 16px; margin-left: 7px; transform: translate(0px,-2px);"
+            end                                                                                                                                                                                                                                                                             
+          end
           whitespace                                                                                                                                                                                                                                                                      
           status_badges @model                                                                                                                                                                                                                                                            
         end          
diff --git a/manyfold/usr/src/app/app/views/models/_tags_info.html.erb b/manyfold/usr/src/app/app/views/models/_tags_info.html.erb
index 93ad7d2..5731212 100644
--- a/manyfold/usr/src/app/app/views/models/_tags_info.html.erb
+++ b/manyfold/usr/src/app/app/views/models/_tags_info.html.erb
@@ -29,4 +29,13 @@
                             Metaverse Markup Language (<a href="https://mml.io" target="_blank">MML</a>) is an open markup language used to define experiences.
                           </td>
                         </tr>
+                        <tr>
+                          <td>
+                            <a class="badge rounded-pill bg-secondary tag">singleuser</a>
+                          </td>
+                          <td>
+                            This disables multiuser mode (the <a alt="start a meeting at this location" href="#" class="btn btn-secondary btn-sm"><i class="bi bi-telephone"></i></a> button).<br>
+                            Set this tag for experiences (meditation, personal productivity space) which are better off without multiple users.
+                          </td>
+                        </tr>
                       </table>
diff --git a/manyfold/usr/src/app/app/views/models/show.html.erb b/manyfold/usr/src/app/app/views/models/show.html.erb
index 9f0c960..65e21b5 100644
--- a/manyfold/usr/src/app/app/views/models/show.html.erb
+++ b/manyfold/usr/src/app/app/views/models/show.html.erb
@@ -85,7 +85,7 @@
             <% if @model.tags.where(name: "janusxr" ).any? %>                                                                                                                                                      
 	      <tr>                                                                                                                                                                                                   
 		<td>                                                                                                                                                                                                 
-		  <i class="bi bi-eye-fill" role="img"></i>                                                                                                                                                          
+                  <img src="/assets/janusxr.svg" style="width: 16px; transform: translate(0px,-2px);">
 		</td>                                                                                                                                                                                                
 		<td>                                                                                                                                                                                                   
 		  <%                                                                                                                                                                                                   
@@ -161,7 +161,7 @@
                     <small>
                       This is the build log of XR Forge.<br>
                       When you add files, they are processed, validated (for <a href="https://xrfragment.org" target="_blank">XR Fragment</a> compliance).<br>
-                      <% render 'models/tags_info' %>
+                      <%= render 'models/tags_info' %>
                     </small>
                   </div>
                 </div>
@@ -238,7 +238,7 @@
                   <div class="hidden-tooltip" style="max-height:400px">
                     <i class="bi bi-arrow-90deg-up"></i>&nbsp;
                     <small>
-                      <% render 'models/tags_info' %>
+                      <%= render 'models/tags_info' %>
                     </small>
                   </div>
                 </div>
diff --git a/manyfold/usr/src/app/config/initializers/xrforge.rb b/manyfold/usr/src/app/config/initializers/xrforge.rb
index dbe37d2..e060d90 100644
--- a/manyfold/usr/src/app/config/initializers/xrforge.rb
+++ b/manyfold/usr/src/app/config/initializers/xrforge.rb
@@ -2,7 +2,6 @@
 # why: the database-write are sometimes chatty/duplicated.
 # therefore it ratelimits and prevents processing unchanged files.
 
-require 'pp'
 require 'digest'
 
 Rails.application.config.to_prepare do