If you enjoy optical illusions sit back and be prepared to have your mind blow.
Sploid described how this optical illusion works which makes it seem simple but it can't be that easy, can it?
If you like The illusion still works even when the arrow is placed next to a mirror, with the reflected version instead always pointing left, while the real one continues to point right. If you’re happy to be blissfully ignorant about how this illusion works, then don’t scroll any further. But later in the video Sugihara reveals the clever trick, and it, disappointingly, doesn’t have anything to do with magic.