Sergio Sacani is a Brazilian geophysicist and one of Brazil's best known science communicators, known for Space Today and his commentary on rockets, NASA, Elon Musk and space launches from countries like India and China. Clips of his livestreams and podcasts circulate widely on WhatsApp and social media in Brazil, where fans cut funny out-of-context moments separate from the science. This horn and siren imitation became one of those shareable excerpts, reused as a reaction audio far beyond its original space discussion.