RennMax Originally Posted by

I had a thought. As the anti-copy signal was a security measure to protect the studio/production company's product might they have aimed to install it as early as possible - perhaps even during the telecine process?

This would mean that the VT masters sent to duplication facilities had the signal baked in - reducing possibilities for error, need for quality control (of the anti-copy signal) and of course illicit copying from an unprotected master?