This type of hissing leak effect has long been used in film, television and games to signal escaping gas or air without any dialogue explaining the problem. As soundboards and short form video spread, the nine second shhh became a standalone clip creators could drop into pranks, DIY clips and suspense edits. It remains popular because the meaning is understood instantly across languages, and the sustained hiss fills a gap between a visual leak appearing and the reaction, repair or punchline that follows it on screen.