Razer revamps Naga MMO mouse with mechanical switches, left-handed model

If you spend hours immersed in MMO raids, you likely value anything that helps you click faster. It's a good thing that Razer has just overhauled its Naga mouse, then. The 2014 model year now uses mechanical switches for its signature 12 side buttons, offering clearer feedback with each press. There's also a new tilting scroll wheel, in-game customization software and a tweaked grip that should fit a wider selection of hands. That includes left hands, we'd add -- Razer is shipping its promised l...