We’ve all heard of 3D printers, but there still aren’t that many places where you can see, touch—and most importantly—try out a 3D printer before you commit to plunking down hundreds or thousands of dollars to add one to your own hacker den. But if you find yourself in Southern California (specifically, Pasadena) on Sunday, […] http://sswi.me/TqQp4S via @shellypalmer