Little is documented about where the Kily recording first came from, so the clip circulates mainly as a standalone reaction sound shared between creators. Its appeal is the simple Spanish phrase itself, which Spanish speakers recognise instantly and other viewers can guess from the tone alone. Short boredom sounds like this spread because they fill a very common editing gap, giving a face, a chat screenshot or a slow scene an instant voice. That is why it keeps appearing in meme edits and casual group chats.