Public demo is available at Factorio.com (win, osx, ubuntu linux). Go and try it now. The game is at the moment raising funds for further development. If it succeeds the alpha will be released in March 2013. I want to know more. Check our website for trailer, screenshots, demo download and more information in general.
Circuit networks are built using red or green wire, and enable the control of receivers, based upon information broadcast onto the network by connected senders.Most senders are storage devices, and broadcast their information onto a specific channel, based on the item or liquid the storage device contains.