For the interest - video of the Knight Ridder Newspad (from 1994!), that was used as a prior design by the court. Very interesting, if a little too talkative
Nice. Key elements at 2:30 - 1994 description of how tablets would be pervasive, image could be a (larger) iPad, and the statement that tablets would be for consumption and we may still use desktops for creating content.
It looks like it may have a slightly raised bezel around the screen, and it's a stylus based interface, but it's primarily a display in a rounded rectangle with a narrow black border, and it appears to lack other buttons.
http://www.youtube.com/watch?v=JBEtPQDQNcI