Persistence of Vision (POV) is a curious part of the human visual system. It’s the effect by which the perception of an image lingers after light has stopped entering the eye. It’s why a spinning ...

The Flipper Zero can do all kinds of neat stuff, like helping you cut keys or decode various radio transmissions. However, until now, it hasn’t been particularly adept at persistence of vision tasks.

PERSISTENCE of vision is the basis of the cinematograph, but there is no persistence of vision when the eye is moved in ordinary circumstances. If there were, reading would be a difficult and slow ...