Big Ideas: Susan Feniger's Weederbot

[youtube]http://www.youtube.com/watch?v=lRG2SvNcIbEWe all like the idea of urban gardening, but actually tending a garden takes time that some people just don't have. That's why, for Babelgum and GOOD's Big Ideas competition, Susan Feniger, the matriarch of Los Angeles fine dining, dreams up the multi-functional Weederbot.