An Edible Wall

After doing some research on gardens, I found this on the iPhone Good Food app: A edible wall - by Urban Farming. There is one in Los Angeles in Skid Row. But here is a video on one in New York: http://abcnews.go.com/video/playerIndex?id=7915897

For your enjoyment: How to create an edible wall:
http://www.good.is/post/how-to-grow-an-edible-vertical-garden-in-5-steps/

I am not suggesting we do this. But I thought it was good to know what other people are doing with a similar subject matter, especially since the kids seem so excited about it while working with their community.