Bill Steele on 3-D Printing with the Ultra-bot 3D Printer

3D printing is coming into its own. Scott sits down with Bill Steele to talk about his 3D printing Kickstarter - the Ultra-bot. A refinement of the original Makerbot Cupcake 3D printer, Bill's new design can make MUCH larger objects. Will the revolution be printed in 3D?

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