Frisbee Light Writing in Denver at Night

So we're kind mostly settled in here in Denver down at the riverfront. Today we bought a frisbee at REI that has blue LEDs. This image is eight minutes of vigorous tossing about. (pant, pant...) I like the B/W infrared version most (Via DxO's Film Pack 3, Kodak HIE setting tweaked a bit):

I feel like I am in an episode of Bleach. Like.

And here is the color version, that has a beauty of its own - 8x 2-minutes exposures stacked in Ps: