The clip is shared online as a short, repeatable Portuguese meme phrase, often written as one word, apagaluz, by people searching for it. Its appeal comes from how simple and rhythmic the wording is, which makes it easy to recognise even for listeners who do not speak Portuguese and easy to reuse across short-form edits. It works as a standalone punchline, which is why creators keep returning to it for endings, reactions and jokes about switching everything off.