Abstractly programmable toolpath steering commenced with mechanical methods, for instance in musical box cams and Jacquard looms. The convergence of programmable mechanical Handle with machine Instrument toolpath Regulate was delayed many decades, partly since the programmable Manage ways of musical containers and looms lacked the rigidity for machine Resource toolpaths. https://trentonmlmat.blogscribble.com/26640085/casting-for-dummies