Quite possibly. Here's a group who are actually building one now, in Chicago, and blogging about it: http://www.plantchicago.com/?page_id=2 http://www.plantchi

Quite possibly. Here's a group who are actually building one now, in Chicago, and blogging about it: http://www.plantchicago.com/?page_id=2 http://www.plantchicago.com/?page_id=2 Be interesting to see how that works out.