https://www.cnet.com/news/yanny-laurel-origin-story-vocabulary-com/

Regardless of whether you hear "Yanny" or "Laurel" in that crazy audio sample that's blowing up the internet right now, you're probably curious where that robotic voice came from, and why it's saying "Laurel" at all. 

We now have the answer, according to Wired (paywall), and it's a pretty astounding one.