This is a super impressive illusion featuring two stationary circles that look like they’re not only moving, but expanding and contracting. I don’t know how it works, but I do know that it involves the inner and outer rings. And also maybe magic. Here’s the video:
— じゃがりきん (@jagarikin) November 25, 2020
A video proving that the circles are stationary, as well as a video demonstrating that the key to the illusion are the inner and outer rings.
Another example, but I pref the previous one. pic.twitter.com/Ch4VYqTLtd
— Jake (@Jakesaurius) November 25, 2020