[clue-talk] rapid replicating machine

[Angelo Bertolli]

dennisjperkins at comcast.net wrote:
> Here is an interesting project.  A machine that builds parts thru extrusion.  It's the 3D printer that people talk about from time to time.
>
> http://www.reprap.org/bin/view/Main/WebHome
>
>
> In other cases, a CNC is needed for shaping wood, metal and plastic.  www.shopbottools.com sells them, but they're still pricy.

I don't get it.  If it can make itself, why does that guy have to do it?