Unlike clips taken from films or viral videos, this sound is best understood as a straightforward Cantonese pronunciation clip: a single number spoken on its own for learners and creators to reuse. Short language sounds like this are commonly shared on soundboards and in study videos because they are easy to drop into counting exercises, flashcards and quizzes. The number four also carries cultural interest in Cantonese-speaking communities, where its sound resembles the word for death, which makes it a memorable talking point in lessons about numbers and superstition.