Hehe, mine has arrived ;), and it's brilliant!
More pictures here:
http://www.flickr.com/photos/mowcius/sets/72157623154190142/
As you can see from the pictures, I used a double right angle socket on the end double row of pins to make it easier for prototyping, especially if it is used in a stack. This can still be used with a cable by using the double pin row as an 'adaptor'.
Just about to try some stuff with it now! 
Mowcius