Before the days of flat-screen monitors and 4K quality, video games were played on big, square TVs that took up the whole living room. Today, Unico has unveiled its version of that old way to play, the ULW10 Retro Gaming Monitor, which will bring back the CRT gaming days of old with a new modern flair … and a reasonable size. The ULW10, also called the “Traveler,” features a 10.1-inch display at a 4:3 aspect ratio, with support for five…