I wanted to point you to my latest work with Openframeworks: The Village by Pippo Lionni, a great designer.
You can check informations here:
I also thank Cycling '74 a lot for the nice Arduino advanced series tutorial I made about it.
You can read the whole stuff here.
You can also read a short interview about my vision about arduino and more here
Here are some pictures of the piece:
Then, here are some pictures of the device based on Arduino Fio stuff (wireless, autonomous)