Datydau circulates online as a compact meme reaction sound, shared in short-form edits, livestream clips and chat threads where a fast vocal hit carries the joke. Its appeal comes from brevity and repeatability: listeners recognise it instantly, creators can reuse it without slowing a scene, and it fits the rhythm of modern meme editing, where sounds are treated like punctuation. That portability has kept it in rotation for reaction videos, gaming moments and light-hearted compilations, even though it remains a niche clip rather than a mainstream catchphrase.