Great, brief presentation of 3D printinting, it's past, present and possible future.

[El_from_LTF_Local_Ti (El. from LTF (Local Tiny Factory))]

Great, brief presentation of 3D printinting, it’s past, present and possible future. And it’s a TED talk too :)
http://www.youtube.com/watch?v=KOIsqRgJ3XM