There has been many ways to change the look of the keyboard; with stickers or with varying sizes. The smaller the keyboard, the clumsier it gets to use it, significantly reducing speed. How about a keyboard that you can carry around, in your pocket without compromising the typing speed and your multi-fingered typing habit ?

The answer is this little 3.5″ device that is able to place before you a virtual QWERTY keyboard in a moment. It involves laser technology of  projecting a keyboard on the surface you want to work, giving you complete freedom of typing. It even incorporates  the clicking sound of  the tapped keys! With capability of getting connected to PDAs, smartphones and computers via Bluetooth, it gives you a continuous typing period of 2hrs.

[source: thinkgeek.com]