anchor.diff: +<%
  +  showed_any_tags = false
  +%>
  +
   <h2 class="grey-text" style="font-size: 2rem">Your Notebook.ai tags</h2>
   <ul class="collapsible">
     <% Rails.application.config.content_types[:all].each do |content_type| %>
  
positive.code:       grouped_tags = PageTag.where(page_type: content_type.name, user_id: current_user).group_by(&:tag)
  
        next if grouped_tags.values.length == 0
      %>
  
      <li>
  
negative.code:       </div>
      </li>
    <% end %>
  </ul>
  
  <% if !showed_any_tags %>
    <div class="card-panel">
      When you create tags for your pages, they'll appear here. Come back later when you've added some!
    </div>
  <% end %>