Britta Riley wanted to grow her own food (in her tiny apartment). So she and her friends developed a system for growing plants in discarded plastic bottles -- researching, testing and tweaking the system using social media, trying many variations at once and quickly arriving at the optimal system. Call it distributed DIY. And the results? Delicious. TEDTalks is a daily video podcast of the best talks and performances from the TED Conference, where the world's leading thinkers and doers g
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