SAN DIEGO - A long line of people snaked out of a North County machine shop on a recent Sunday. The customers were there to build a gun. (embedded video) [more inside]
posted by 445supermag on Nov 22, 2012 - 49 comments

You supply the muscle to move the tool and the computer supplies the accurracy. The tool shown here is a router but it seems like a more general technique. You move a hand held power tool around sloppily and a computer makes small movements of the tool as you do that keeps it to a corrected path.
posted by aleph on Aug 10, 2012 - 35 comments