The infinityPV foil made and sold by http://infinityPV.com is an infinitely printed flexible organic solar cell module, which can be cut and electrically contacted every ~10 cm to customize the output voltage. Only a hammer and snap buttons are required. This video shows how to do it at home. The printed solar cells are available at http://infinityPV.com and can be used to integrate in your DIY electronic projects and for prototyping solar powered applications.