Evelien Lohbeck has some nice short movies on the frontier of analog-digital applications.
Now I am looking forward to see the bird-pong and play it on a sunday in the park.

“Tweenbots are human-dependent robots that navigate the city with the help of pedestrians they encounter. Rolling at a constant speed, in a straight line, Tweenbots have a destination displayed on a flag, and rely on people they meet to read this flag and to aim them in the right direction to reach their goal.” says [...]