Check out duPont REGISTRY's new GTX1 videos where Mark Gerisch describes the GTX1 and what goes into the producing it. Hope you Enjoy!
http://link.brightcove.com/services/link/bcpid823406531/bclid824099422/bctid823482738
http://link.brightcove.com/services/link/bcpid823406531/bclid824099422/bctid823482738