Ukrainian artist Yuri Perepadia revealed the secret optical illusion, which for several months has gained viral popularity on the network. His post is available in Instagram.
We are talking about the picture with the ball and the column. Many users have posted it on their pages and wrote that the image was created by a Japanese doctor of medical science Yamamoto (Yamamoto).
The description says that the picture is kind of test of stress level. If a person sees the movement of a ball or a column, it means that he experienced depression. Many users believed it and was joking on social networks that employers should give them leave to results of this test.
Video, photo All from Russia.