Little information identifies the original source of Inicio QQSM, and the title is the main clue that it is meant as an opening cue. Short intro clips like this circulate on soundboards because they are easy to reuse: a creator hears an opening, saves it, and drops it at the start of later edits. With only a few seconds to work with, it fits the fast pacing of short-form video, where the first moments decide whether a viewer keeps watching. That reusability, rather than a famous scene or character, explains why a compact intro sound keeps appearing across content.