The Stuka sound is tied to the German Junkers Ju 87 dive bomber used during World War II. Its infamous wailing effect became part of the aircraft's fearsome image and has remained widely recognised in documentaries, war games and internet edits. Online, people use it as a shorthand for something incoming, doomed or absurdly intense. That lasting association keeps the clip popular far beyond military history, especially in short videos that need instant dread or dramatic buildup.