Place it immediately after the obvious statement in your edit, letting it act as the reply, then follow it with an exaggerated reaction such as Oh My God Wow for extra emphasis. For a slower build, open with Sudden Suspense before the statement to sharpen the reply.
Об этом звуке
This clip is a short French spoken line, 'Oui, bien sûr,' lasting about eight seconds and built around one clear agreement. It feels politely sarcastic and a little smug, like a yes that also points out how obvious the answer was, making it useful for dry, knowing reactions.