gearlog A Gamer's Keyboard PC gamers, especially those who have trouble with multi-button key presses, perk up your ears. Microsoft has unleashed the SideWinder X4 keyboard ($59.95 list). With some keyboards, pressing multiple keys simultaneously (to execute a special move, perhaps) causes a problem where not all the key presses are recorded. The unreported key presses are called "ghosts," since the computer doesn't see them. The SideWinder is built differently, so that garners can press up to 26 keys at once and...