[user104658]

Originally Posted by AnnieK

Has anyone heard this one today??

Youtube video

Green needle or brainstorm

This one is weird, whichever you hear you can make yourself hear the other by thinking of the phrase

Yeah, I can do that with "Laurel/Yanny" now but I had to see the tool that allows you to clearly hear both first. It's like... once you know what you're listening for, you can make yourself hear it at will, and flip back and forward between the two. It's a really odd feeling though, inside my brain...