Changes

** rugged - ssd disk, can be dropped, keyboard covered with rubber.

** rugged - ssd disk, can be dropped, keyboard covered with rubber.

** low power

** low power

** Screen readability in direct sunlight, pixerlqi.com

** Screen readability in direct sunlight, [http://pixelqi.com pixelqi.com]

** screen rotates for book use or upside down with the use of the "rotate screen 90 degrees" button.

** screen rotates for book use or upside down with the use of the "rotate screen 90 degrees" button.

** wifi antennas

** wifi antennas