anchor.diff:  
  +<% unless Rails.env.development? || Rails.env.test? %>
     <script type="text/javascript">  //prod stripe key</script>
     <script src="//cdn.optimizely.com/js/4397742167.js"></script>
     <!-- start Segment.io -->
  
positive.code: 
      analytics.load("<%= ENV["SEGMENT_WRITE_KEY"] %>");
      analytics.page();
  
      <% if current_user && current_user.role == 'teacher' %>
      <%binding.pry%>
        analytics.identify(<%= current_user.id %>, <%= raw(SegmentAnalyticsUserSerializer.new(current_user).to_json(root: false)) %>)
        // Here is where we poll Intercom for new messages.
        setInterval(function() {
  
negative.code:     <% end %>
    }}();
    </script>
    <!-- end Segment.io -->
  <% end %>
  
  <script>var stripePubKey="<%=ENV["STRIPE_PUBLIC_KEY"] %>"</script>
  <script src="https://checkout.stripe.com/checkout.js" class="stripe-button">
  