Apple Wireless Keyboard the initial release. The new model now uses only two AA batteries instead of three originally. Additionally, Mac OS X 10.5.8 is now the minimum OS over the original Mac OS X 10.4.10. This model of keyboard became standard with new generation of iMacs introduced on the same day. On July 20, 2011, following the release of Mac OS X 10.7/OS X Lion, Apple updated the keyboard slightly, updating the label on the Exposé key to Mission Control and changing the Dashboard key to a Launchpad key. Keyboard layouts with a rectangular Enter key are available in American English and
Dvorak Simplified Keyboard of people, the Dvorak keyboard puts the more often used keys on the right hand side, thereby having 56% of the typing strokes done by the right hand. Awkward strokes are undesirable because they slow down typing, increase typing errors, and increase finger strain. Hurdling is an awkward stroke requiring a single finger to jump directly from one row, over the home row to another row (e.g., typing "minimum" [which often comes out as "minimun" or "mimimum"] on the QWERTY keyboard). In the English language, there are about 1,200 words that require a hurdle on the QWERTY layout. In contrast,