The WTF Boom became a staple of early YouTube edits and meme compilations, where creators would end short clips with the reaction and explosion as a sudden punchline. Its long stretched spelling in reuploads reflects how often it was copied, remixed and used as a template for shock humor. The format survived into TikTok and Reels because the timing is instantly readable even without context, making it a reusable reaction for fails, reveals and deliberately anticlimactic endings that need an exaggerated finish.