Recently, Facebook filed a patent for a "modular electromechanical device" that could function as a phone, speaker, microphone, GPS and other tools, which users could customize by snapping different components onto it like Legos. The patent application illustrates a main chassis, along with an assortment of modules, that would all be 3D printed. Users could update certain parts of their phone by swapping out components, and the device would download new software depending on what modules were in use. The idea, according to the patent application, is to make it less wasteful to keep your smartphone up to date by only replacing certain parts at a time, rather than buying an entirely new phone every few years. Read more at 3DPrint.com: http://3dprint.com/181822/facebook-patent-application/