Mice and keyboard geared towards gamers are nothing new, but there's been a surge in both product numbers and innovation recently as online gaming has become more mainstream. Tech Digest reports on a new gamers keyboard from Logitech.I'd lose track of all the functions and end up playing pass the grenade with my team-mates.The G15 keyboard sports illuminated keys, programmable macros and even a back-lit LCD screen which can be tied into the user’s choice of program to display anything from CPU usage to MP3 info or team mate chat. The 18 macro buttons can be programmed in game to generate any series of button presses and there are even three different ‘states’ these can be in to put the total number of functions up to 54.