update readme

Author: s1gr1d

dev-packages/e2e-tests/README.md

@@ -136,11 +136,13 @@ TBD
 
 ### Standardized Frontend-to-Backend Test Apps
 
-A standardized Meta test application has the following features:
+A standardized Meta-Framework test application has the following features:
 
 - Has a parameterized backend API route `/user/:id` that returns a JSON object with the user ID.
 - Has a parameterized frontend page (can be SSR) `/user/:id` that fetches the user data on the client-side from the API route and displays it.
 
+This setup creates the scenario where the frontend page loads, and then immediately makes an API request to the backend API.
+
 The following test cases for connected tracing should be implemented in the test app:
 
 - Capturing a distributed page load trace when a page is loaded