David Watts had an old Casio TV 880 unit and he wondered if he could use it as a display for a Raspberry Pi. The Casio has a composite input which can be used, and handily the Pi has a composite output. Fusing the two together with an A+ to start with, David soon realised that a Zero would fit perfectly in a void in the casing. You can see a video of the disassembly and A+ try-out below: