After a while all retro console collectors have to face the problem that there are far too many consoles lying around the TV set, let alone the irritating bundles of cables and heaps of controllers. This must have also been the problem for the initiators of Project Unity, so they made a larger-size box packed with no fewer than 15 retro consoles. The machines use a common video output, and a special controller is used to operate all the machines. Obviously, this project only allows for home-made assembly, and the creators have no intention to engage in mass-production.
The project is presented in this video: