1) M60 and K60 are designed for FPS gamers.
2) I have a razer copperhead which is a bit outdated now and require a more precision and accurate mouse which is also comfortable for long gaming sessions
3) I have the Logitech G15 which again is outdated now that corsair keyboard looks the buisnees with soft keys and the main red gaming keys and to top it off major comfort with the attatched wrist rest sweet
2) I have a razer copperhead which is a bit outdated now and require a more precision and accurate mouse which is also comfortable for long gaming sessions
3) I have the Logitech G15 which again is outdated now that corsair keyboard looks the buisnees with soft keys and the main red gaming keys and to top it off major comfort with the attatched wrist rest sweet



I need DPI, sensitivity, ergonomics, style, functionality...all found in the M60, and the sniper button to lower the DPI of the mouse for better accuracy...genius!