Plugging the proposals into a spreadsheet, he started listing the tools needed to produce each one: A CNC milling machine for an updated, open-source letterpress printer, a laser cutter for a sensor warning pilots of nearby planes.

FORBES: TechShop: Welcome To Your Neighborhood Xerox Parc

Footie fans can breathe a sigh of relief thanks to the state-of-the-art trolley which comes complete with tilting iPad holder and speakers, a front bumper complete with a sensor which lets off a warning beep if you get too close to other shoppers and an onboard battery with self-charging solar panel to ensure the viewing device never runs on empty.

ENGADGET: iPad dock shopping cart keeps footie fans and their other halves happy