Si digital have used a Pi, Node.js, Nginx and the camera module to create a controllable robot arm. You use controls on your web browser to control the arm and build up points. I was unable to get it working as of writing this (could be to do with my firewall) but it looks like a nicely put-together site. Not too sure about the change of logo on the diagram of the Pi though – pretty sure that’s naughty!
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