Discord launched in 2015 as a chat and voice app for gaming communities, and its short message alert quickly became one of the most familiar notification sounds online. As Discord grew into a wider home for friends, servers and creators, the ping moved beyond the app itself and into memes, streams and short-form videos, where it instantly signals a new message without any visual cue. Its clean, two-note shape makes it easy to recognise and reuse, which is why editors still reach for it to suggest replies, gossip and unexpected news.