I just watched this one.  Haven't looked up price but I'd love to have one!  http://youtu.be/exRxh0f0hpI

oh that's nice :) i can do that right now with a led pencil lol

Conductive Plastic for circuits

https://www.youtube.com/watch?v=uwcAnbVhruQ#ws

That's quite impressive actually :thumbsup:
When the filament goes under say 1 milli ohm per centimeter, thats when I'm seriously gonna start looking into building myself a circuit board printer.

nice, that's better, i like the filament based stuff. until all those small strings cause problems. lol cool, ~Russ