Things You Didn't Know: KEYBOARD

1. On a normal QWERTY keyboard, the word ‘Typewriter’ is the longest word that can be made using the letters only on one row of the keyboard, which of coarse is the top row.

2.  The QWERTY Keyboard was created by Christopher Sholes in 1868 and is now the most common type of keyboard used.

3.  When inputting at the keyboard, a person should keep the shoulders relaxed with the elbows at the side, with the keyboard and mouse positioned so that reaching is not necessary 

Found most of these facts at: http://www.thefactsite.com/2009/01/things-you-didnt-know-about-keyboards.html#ixzz25LvhQDNf

...and Wikipedia.org