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发明易，营销难
403,519 views |
Daniel Schnitzer |
TEDxPittsburgh
• November 2011
Read transcript
太阳能LED灯泡能够改变乡下海地人的生活，但是Daniel Schnitzer发现，这些灯泡总是卖不出去。在匹兹堡的TEDx讲座上，他解释了除非市场营销也能运转起来，否则对发展中国家来说，无论多棒的健康和能源产品都很难发挥作用。
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