Razer just put a piece of coal in gamers' Christmas stockings with news that its hotly-anticipated Tiamat 7.1 surround sound headset has been delayed. Originally expected in Q4, its new release date is sometime in January. To recap, $180 will get you an unusual five drivers in each ear, including three dedicated left and right ones, along with a subwoofer and "center" channel on each side. There's the obligatory mic, along with an inline control that lets you adjust volume levels for each channel. So, w