Online, short French reaction phrases like this one circulate on soundboards and in short-form edits because their meaning is easy to guess from tone alone. C'est super ça translates roughly as that's super, and creators use it as a ready-made burst of approval without needing a longer voiceover. Because the clip is brief and clearly positive, it fits reaction videos, compilations and light-hearted edits where a quick emotional cue matters more than dialogue. Its continued use comes from that simplicity: one enthusiastic phrase can close a moment with warmth and humour.