Updating settings & fixing auth of objects through other objects cancan bug?

app/views/settings/edit.html.erb

@@ -8,11 +8,10 @@ $(function(){
   <h3>Editing <%= @setting[:var].titleize %></h3>
   <div class="field">
     <%= text_area_tag :value, @setting[:value], :cols => 50, :class => "wysiwyg" %><br/>
-    <em>Use %{provider_name} or %{client_name} to include names in messages.</em>
   </div>
 
   <div class="field">
     <%= submit_tag "Save", {:class => "wymupdate"} %><br/>
     <%= link_to "Back", settings_path %>
   </div>
-<% end %>
+<% end %>

app/views/settings/index.html.erb

@@ -7,10 +7,10 @@
   <% @settings.each do |setting| %>
   <tr>
     <td><%= setting.first.titleize %></td>
-    <td>"<%= setting.last %>"</td>
+    <td>"<%= setting.last.truncate(140) %>"</td>
     <% if can? :update, setting %>
     <td><%= link_to 'Edit', edit_setting_path(setting.first) %></td>
     <% end %>
   </tr>
   <% end %>
-</table>
+</table>