Thanks for the terminology tip! I found a few sites that sold the clock. Will do more searches to see if there's one out there that's customizable. I wonder ir I need to build one myself?

Does anyone know how to make a large custom Persistence of Vision image making thing?

3hbulldogs

And where do you get one? 2002, I saw it on the playa. Saw something that looked like a 6' fluorescent pole. I slowly shook my head left to right, while keeping my eyes trained on the light pole. The light trails formed the image of the Mona Lisa, another time it was mushrooms, and three years ago i...