Other World Computing has introduced a USB 2.0 display adapter that can be used to add multiple displays to a PC or Mac. The device plugs into an available USB port, while the displays can be connected via HDMI, DVI or VGA cables. Full 32-bit color is supported, along with resolutions up to 1600 by 1200 pixels. Up to six adapters can be used to clone the primary screen or extend the desktop to six