Hardware Secrets posted a review on the Zalman FPSGun FG1000 Mouse
A quote from the article:
>> Zalman FPSGun FG1000 Mouse Review
FPS, or first person shooter, is the most popular genre of PC games. No console controller has surpassed the mouse as the weapon of choice among FPS enthusiasts. Zalman, a company known as a maker of coolers, is trying to woo FPS players with a gun shaped mouse, the FG1000. Since we are card carrying fans of the genre, we tested the new toy. Let the (digital) bullets fly.
>> Zalman FPSGun FG1000 Mouse Review