Padbook? pianomedia.net
It seems that the idea of this iPad case which is suitable for some of you may choose to bring along your wireless keyboard when using iPad. Merging the idea of an iPad case and the image of a netbook...

The open ridge of Padbook is specially designed to show a glimpse of your Apple Keyboard - COOL! Also, changeable cover surfaces is so fashion! No need to change the whole case to give the iPad a different look, just pick and clip on a surface! It’s fun!