These first images were cobbled together pretty quickly, and we didn’t go out of our way for a good, dark location. With some planning and refinement the results can potentially be much nicer than this.

These are all 10- to 15-second exposures.

The ring of fire:
Cola wars:
Big snake. Ostensibly a python:
Tron Legacy light cycle:
Total project time, starting from zero Python experience to having a working demo, photographs and a tutorial, was about two days. Great things are afoot!
Update: Here's a quick test Ladyada did in Adafruit warehouse last night, shot with a phone!
This guide was first published on Aug 10, 2012. It was last updated on Oct 19, 2018. This page (Results) was last updated on May 04, 2015.