The clip was taken from a Twitch stream by FamousHorse and circulated as a standalone reaction sound. Short streamer outbursts like this spread because they are easy to lift from live broadcasts and reuse out of context in other streams, compilations and meme edits. Its appeal is the universal confusion in the question, which fits almost any strange statement or unexpected event online. It remains popular as a quick verbal reaction rather than a longer rant, letting creators borrow a streamer's disbelief without needing the original stream for context.
About this sound
Short Twitch reaction clip of FamousHorse asking what does that even mean in a confused WTF tone, used for baffling moments in streams and edits.
This is a short, sharp reaction clip of a streamer blurting out a confused question in disbelief. The delivery is fast and incredulous, with the emphasis landing on the sheer confusion of the moment rather than anger. It captures that instant when chat, a game, or another player says something completely nonsensical and there is no sensible reply. Because it is only a couple of seconds long, it works as a sudden interruption that voices exactly what the audience is already thinking, turning puzzlement into a quick comedic beat.