Thanks for sharing that Sam it is certainly a most interesting following discussion.
From my perspective CNC has certainly allowed me to produce stuff I would otherwise not be able to do (mainly through lack of a particular skill) and it has now totally changed the type of skills required in perhaps all areas of industry.
There was a discussion on another forum where the die hard engravers refused to believe this would have any impact on their business
http://www.youtube.com/watch?v=Oo6zw03OtWU well perhaps not right away but for all of us 'Change is right around the corner'.
Tweakie.