We can remove ad-hoc handling now that we rely on page refreshes in the card perma

app/models/card/eventable.rb

@@ -19,7 +19,6 @@ module Card::Eventable
   def touch_last_active_at
     # Not using touch so that we can detect attribute change on callbacks
     update!(last_active_at: Time.current)
-    broadcast_activity
   end
 
   private
@@ -36,8 +35,4 @@ module Card::Eventable
     def create_system_comment_for(event)
       SystemCommenter.new(self, event).comment
     end
-
-    def broadcast_activity
-      broadcast_render_later_to self, :activity, partial: "card/display/refresh_activity", locals: { card: self }
-    end
 end

app/views/card/display/_refresh_activity.turbo_stream.erb

@@ -1,4 +0,0 @@
-<%= turbo_stream.remove dom_id(card, "bubble") %>
-<%= turbo_stream.replace dom_id(card, :card_closure_toggle) do %>
-  <%= render "cards/container/closure", card: card %>
-<% end %>