First handheld attempt at light painting with Raspberry Pi

Inspired by the amazing images and brilliant write-up by Phillip Burgess at Adafruit, I decided to give my Raspberry Pi something interesting and colourful to do – light painting. A happy day of geeking saw my brother and I pull together a wireless remote-controlled, battery-powered, Raspberry Pi light painting robot. It’s not perfect, but we think the initial results are pretty good for a day’s work and I thought I’d share some notes and photos in case anyone else is interested.
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