SAN FRANCISCO -- If you haven't heard by now, there's a big debate brewing online. It all started when YouTuber Cloe Couture tweeted out a video clip asking "What do you hear?! Yanny or Laurel."
Audio experts are offering reasons ranging from quality of the recording to what pitch your ears pick up.
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If you hear at a higher pitch, they say you'll hear Yanni. And at a lower pitch, you'll hear Laurel.
So what do you hear? Yanny or Laurel? Watch the video player below to listen to the clip in its original form and at a lower pitch.