New sensors will scoop up 'big data' on Chicago

This is great. Louisville, KY has a similar initiative going on at http://instituteforhealthyairwaterandsoil.org and written about at http://www.courier-journal.com/story/tech/science/environmen...

Disclosure: I'm technical lead for the Louisville project's community data portal component

Watch_Dogs in real life. And that's how ctOS starts.