It’s a space-saving, Mac-matching above-keyboard tray with integrated USB ports. And it even includes a cup holder. Welcome to America, UBoard ($50). Unlike Pyramid Distribution’s imported iClooly accessories, which started with the Japanese-developed iClooly Alumi Stand, the company brought UBoard over from South Korea, which is currently becoming more Apple-savvy now that the iPhone is finally locally available. Though it’s a simple…