Many of us only wish we could upgrade our less-than-smart TVs. Carnivore at DroidBuild, however, has taken matters into his own hands — he recently finished installing a Raspberry Pi-based media center into his own 40-inch Hisense screen. The hack replaces the TVs built-in speaker with a Raspbmc system that has a 3D-printed faceplate for Ethernet and USB ports, an infrared adapter and external speaker output.