chore: Update bloc-concepts.mdx

docs/src/content/docs/bloc-concepts.mdx

@@ -422,7 +422,11 @@ This tells us that the user was logged out but it doesn't explain why which migh
 
 #### Advanced Event Transformations
 
-Another area in which `Bloc` excels over `Cubit` is when we need to take advantage of reactive operators such as `buffer`, `debounceTime`, `throttle`, etc. (using the [`package:rxdart`](https://pub.dev/packages/rxdart)
+Another area in which `Bloc` excels over `Cubit` is when we need to take advantage of reactive operators such as `buffer`, `debounceTime`, `throttle`, etc.
+
+:::tip
+See [`package:stream_transform`](https://pub.dev/packages/stream_transform) and [`package:rxdart`](https://pub.dev/packages/rxdart) for stream transformers.
+:::
 
 `Bloc` has an event sink that allows us to control and transform the incoming flow of events.