In the great history of the internet there have been a number of important questions that have divided people, like "What color is this dress?" and "Do you hear 'yanny' or 'laurel'?"
Well, now TikTok user Joel M has drawn attention to a new question that has been going around the internet, dividing people into passionate camps. The question is: "Do you see this shape rotating horizontally or vertically?"
In other words, do you see it going sideways?
Or up and down?
The rotating shape was actually created by Frank Force, an Austin-based game developer.
View this video on YouTube
This "Dual Axis" illusion was named the best illusion of 2019 by the Neural Correlate Society.