Babbage's Three Laws of Difference Engines
First Law: A difference engine must have at least six cogs.
Second Law: A difference engine must be able to operate a loom.
Third law: A difference engine must be able to kill a man, should the mood so take it. ↗
During that space walk there will be some repositioning of the power so that the arm can be fully controlled by the robotic station that is in the Lab. ↗