The sound comes from the jumpscare tradition popularised by Five Nights at Freddy's, the indie horror series that launched in 2014 and became known for animatronics lunging at the player with a loud scream. Clips like this Insomnia variant were ripped, renamed and shared across soundboards and video edits as a ready-made scare effect. It sits alongside the classic FNAF Jumpscare Scream in creator toolkits because it is short, recognisable and instantly signals horror. Editors still use it for fake jumpscares, gaming highlights and Halloween memes where timing matters more than length.