+template<typename... E>
+template<typename T, typename... Args>
+inline void EventSource<E...>::emit_to(EventObserver &obs, Args &&... args) const
+{
+ T event(std::forward<Args>(args)...);
+ static_cast<const EventDispatcher<T> &>(*this).dispatch_to(obs, event);
+ bus.dispatch_to(obs, event);
+}
+