I’ve got a demo in 2 days, so everything needs to be ready! Lou and I built the screen today, which packs up small enough for my bike. Now I need to put the spray can electronics in a handheld Read More …

The system is going to be tested at a youth club a week today! The spray can is now wireless (see pic), and the software has been upgraded to include dripping and colour choice. A new video is here.