The clip is only a fraction of a second long, which helps it circulate as a tiny, reusable reaction rather than a longer quote or scene. Online, short vocal sounds like this are saved and dropped into edits precisely because they need no explanation and can be recognised instantly. Ying la fits that pattern: its brevity makes it easy to place at the end of a joke, over a reaction shot, or between faster cuts. Its continued use depends less on a single source than on that flexibility, as creators keep finding new moments for a blunt, clipped voice.