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Continue to ChatNew Hackathon Aims To Crowdsource Low-Cost Solar For The 99% https://cleantechnica.com/2015/02/23/new-hackathon-aims-crowdsource-low-cost-solar-99/
New Hackathon Aims To Crowdsource Low-Cost Solar For The 99% https://cleantechnica.com/2015/02/23/new-hackathon-aims-crowdsource-low-cost-solar-99/