Multi-monitor setups are commonplace among desktop computer users, but, with very few exceptions, manufacturers limit portable devices to just a single measly screen. There are a couple of dual-screen laptops on the market and there have been handful of cell phones with more than one screen, even going back to the dark ages of dumb phones. But Redditor Holistech must have laughed in the face of those devices when they built this crazy quad-screen Raspberry Pi cyberdeck, which is the best kind of overkill.
