USB Mini Vacuum
Take a look inside your keyboard. Go ahead, I'll wait. Disgusting, no? All those hairs and crumbs and bits of... what is that stuff? Eww. I bet you'd really like to clean that up quickly and easily, right? Get yourself a USB Mini Vacuum, plug it into your computer, and suck all that nastiness right up. Clean your entire desk area while you're at it, you lazy bum. $14 USD.