"Do Nothing" machine. This is what you build when your project list is empty.
https://s3-us-west-1.amazonaws.com/h...ng_machine.gif
https://s3-us-west-1.amazonaws.com/h...ng_machine.gif
https://www.youtube.com/watch?v=Bp4tGTNNi1I
More: http://www.craftsmanshipmuseum.com/Wahlstrom.htm