fsterman writes: "After a few years of service, my Epson printer is dead. The part that really gets me upset is that I bought an entire pack of ink trying to fix the problem. Given the abundance of open-source 3D printers, I thought that an open source 2D printer would have been in production by now but Google didn't turn up anything. Do any Slashdot readers know of any projects I missed? Why haven't there been any open source 2D printers?"